2009940400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:264

約数の個数: 240

約数和(自身を含む): 5434339680

約数和(自身を除く): 3424399280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 43, 50, 52, 65, 80, 86, 89, 100, 101, 104, 130, 172, 178, 200, 202, 208, 215, 260, 325, 344, 356, 400, 404, 430, 445, 505, 520, 559, 650, 688, 712, 808, 860, 890, 1010, 1040, 1075, 1118, 1157, 1300, 1313, 1424, 1616, 1720, 1780, 2020, 2150, 2225, 2236, 2314, 2525, 2600, 2626, 2795, 3440, 3560, 3827, 4040, 4300, 4343, 4450, 4472, 4628, 5050, 5200, 5252, 5590, 5785, 6565, 7120, 7654, 8080, 8600, 8686, 8900, 8944, 8989, 9256, 10100, 10504, 11180, 11570, 13130, 13975, 15308, 17200, 17372, 17800, 17978, 18512, 19135, 20200, 21008, 21715, 22360, 23140, 26260, 27950, 28925, 30616, 32825, 34744, 35600, 35956, 38270, 40400, 43430, 44720, 44945, 46280, 49751, 52520, 55900, 56459, 57850, 61232, 65650, 69488, 71912, 76540, 86860, 89890, 92560, 95675, 99502, 105040, 108575, 111800, 112918, 115700, 116857, 131300, 143824, 153080, 173720, 179780, 191350, 199004, 217150, 223600, 224725, 225836, 231400, 233714, 248755, 262600, 282295, 306160, 347440, 359560, 382700, 386527, 398008, 434300, 449450, 451672, 462800, 467428, 497510, 525200, 564590, 584285, 719120, 765400, 773054, 796016, 868600, 898900, 903344, 934856, 995020, 1129180, 1168570, 1243775, 1411475, 1530800, 1546108, 1737200, 1797800, 1869712, 1932635, 1990040, 2258360, 2337140, 2487550, 2822950, 2921425, 3092216, 3595600, 3865270, 3980080, 4516720, 4674280, 4975100, 5024851, 5645900, 5842850, 6184432, 7730540, 9348560, 9663175, 9950200, 10049702, 11291800, 11685700, 15461080, 19326350, 19900400, 20099404, 22583600, 23371400, 25124255, 30922160, 38652700, 40198808, 46742800, 50248510, 77305400, 80397616, 100497020, 125621275, 154610800, 200994040, 251242550, 401988080, 502485100, 1004970200, 2009940400]

約数ペア:

[(1, 2009940400), (2, 1004970200), (4, 502485100), (5, 401988080), (8, 251242550), (10, 200994040), (13, 154610800), (16, 125621275), (20, 100497020), (25, 80397616), (26, 77305400), (40, 50248510), (43, 46742800), (50, 40198808), (52, 38652700), (65, 30922160), (80, 25124255), (86, 23371400), (89, 22583600), (100, 20099404), (101, 19900400), (104, 19326350), (130, 15461080), (172, 11685700), (178, 11291800), (200, 10049702), (202, 9950200), (208, 9663175), (215, 9348560), (260, 7730540), (325, 6184432), (344, 5842850), (356, 5645900), (400, 5024851), (404, 4975100), (430, 4674280), (445, 4516720), (505, 3980080), (520, 3865270), (559, 3595600), (650, 3092216), (688, 2921425), (712, 2822950), (808, 2487550), (860, 2337140), (890, 2258360), (1010, 1990040), (1040, 1932635), (1075, 1869712), (1118, 1797800), (1157, 1737200), (1300, 1546108), (1313, 1530800), (1424, 1411475), (1616, 1243775), (1720, 1168570), (1780, 1129180), (2020, 995020), (2150, 934856), (2225, 903344), (2236, 898900), (2314, 868600), (2525, 796016), (2600, 773054), (2626, 765400), (2795, 719120), (3440, 584285), (3560, 564590), (3827, 525200), (4040, 497510), (4300, 467428), (4343, 462800), (4450, 451672), (4472, 449450), (4628, 434300), (5050, 398008), (5200, 386527), (5252, 382700), (5590, 359560), (5785, 347440), (6565, 306160), (7120, 282295), (7654, 262600), (8080, 248755), (8600, 233714), (8686, 231400), (8900, 225836), (8944, 224725), (8989, 223600), (9256, 217150), (10100, 199004), (10504, 191350), (11180, 179780), (11570, 173720), (13130, 153080), (13975, 143824), (15308, 131300), (17200, 116857), (17372, 115700), (17800, 112918), (17978, 111800), (18512, 108575), (19135, 105040), (20200, 99502), (21008, 95675), (21715, 92560), (22360, 89890), (23140, 86860), (26260, 76540), (27950, 71912), (28925, 69488), (30616, 65650), (32825, 61232), (34744, 57850), (35600, 56459), (35956, 55900), (38270, 52520), (40400, 49751), (43430, 46280), (44720, 44945)]