1972373800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 4946469120

約数和(自身を除く): 2974095320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 47, 50, 53, 74, 94, 100, 106, 107, 148, 185, 188, 200, 212, 214, 235, 265, 296, 370, 376, 424, 428, 470, 530, 535, 740, 856, 925, 940, 1060, 1070, 1175, 1325, 1480, 1739, 1850, 1880, 1961, 2120, 2140, 2350, 2491, 2650, 2675, 3478, 3700, 3922, 3959, 4280, 4700, 4982, 5029, 5300, 5350, 5671, 6956, 7400, 7844, 7918, 8695, 9400, 9805, 9964, 10058, 10600, 10700, 11342, 12455, 13912, 15688, 15836, 17390, 19610, 19795, 19928, 20116, 21400, 22684, 24910, 25145, 28355, 31672, 34780, 39220, 39590, 40232, 43475, 45368, 49025, 49820, 50290, 56710, 62275, 69560, 78440, 79180, 86950, 92167, 98050, 98975, 99640, 100580, 113420, 124550, 125725, 141775, 158360, 173900, 184334, 186073, 196100, 197950, 201160, 209827, 226840, 249100, 251450, 266537, 283550, 347800, 368668, 372146, 392200, 395900, 419654, 460835, 498200, 502900, 533074, 567100, 737336, 744292, 791800, 839308, 921670, 930365, 1005800, 1049135, 1066148, 1134200, 1332685, 1488584, 1678616, 1843340, 1860730, 2098270, 2132296, 2304175, 2665370, 3686680, 3721460, 4196540, 4608350, 4651825, 5245675, 5330740, 6663425, 7442920, 8393080, 9216700, 9303650, 9861869, 10491350, 10661480, 13326850, 18433400, 18607300, 19723738, 20982700, 26653700, 37214600, 39447476, 41965400, 49309345, 53307400, 78894952, 98618690, 197237380, 246546725, 394474760, 493093450, 986186900, 1972373800]

約数ペア:

[(1, 1972373800), (2, 986186900), (4, 493093450), (5, 394474760), (8, 246546725), (10, 197237380), (20, 98618690), (25, 78894952), (37, 53307400), (40, 49309345), (47, 41965400), (50, 39447476), (53, 37214600), (74, 26653700), (94, 20982700), (100, 19723738), (106, 18607300), (107, 18433400), (148, 13326850), (185, 10661480), (188, 10491350), (200, 9861869), (212, 9303650), (214, 9216700), (235, 8393080), (265, 7442920), (296, 6663425), (370, 5330740), (376, 5245675), (424, 4651825), (428, 4608350), (470, 4196540), (530, 3721460), (535, 3686680), (740, 2665370), (856, 2304175), (925, 2132296), (940, 2098270), (1060, 1860730), (1070, 1843340), (1175, 1678616), (1325, 1488584), (1480, 1332685), (1739, 1134200), (1850, 1066148), (1880, 1049135), (1961, 1005800), (2120, 930365), (2140, 921670), (2350, 839308), (2491, 791800), (2650, 744292), (2675, 737336), (3478, 567100), (3700, 533074), (3922, 502900), (3959, 498200), (4280, 460835), (4700, 419654), (4982, 395900), (5029, 392200), (5300, 372146), (5350, 368668), (5671, 347800), (6956, 283550), (7400, 266537), (7844, 251450), (7918, 249100), (8695, 226840), (9400, 209827), (9805, 201160), (9964, 197950), (10058, 196100), (10600, 186073), (10700, 184334), (11342, 173900), (12455, 158360), (13912, 141775), (15688, 125725), (15836, 124550), (17390, 113420), (19610, 100580), (19795, 99640), (19928, 98975), (20116, 98050), (21400, 92167), (22684, 86950), (24910, 79180), (25145, 78440), (28355, 69560), (31672, 62275), (34780, 56710), (39220, 50290), (39590, 49820), (40232, 49025), (43475, 45368)]