20634900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 216

約数和(自身を含む): 72432864

約数和(自身を除く): 51797964

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 37, 39, 44, 50, 52, 55, 60, 65, 66, 74, 75, 78, 100, 110, 111, 130, 132, 143, 148, 150, 156, 165, 169, 185, 195, 220, 222, 260, 275, 286, 300, 325, 330, 338, 370, 390, 407, 429, 444, 481, 507, 550, 555, 572, 650, 660, 676, 715, 740, 780, 814, 825, 845, 858, 925, 962, 975, 1014, 1100, 1110, 1221, 1300, 1430, 1443, 1628, 1650, 1690, 1716, 1850, 1859, 1924, 1950, 2028, 2035, 2145, 2220, 2405, 2442, 2535, 2775, 2860, 2886, 3300, 3380, 3575, 3700, 3718, 3900, 4070, 4225, 4290, 4810, 4884, 5070, 5291, 5550, 5577, 5772, 6105, 6253, 7150, 7215, 7436, 8140, 8450, 8580, 9295, 9620, 10140, 10175, 10582, 10725, 11100, 11154, 12025, 12210, 12506, 12675, 14300, 14430, 15873, 16900, 18590, 18759, 20350, 21164, 21450, 22308, 24050, 24420, 25012, 25350, 26455, 27885, 28860, 30525, 31265, 31746, 36075, 37180, 37518, 40700, 42900, 46475, 48100, 50700, 52910, 55770, 61050, 62530, 63492, 68783, 72150, 75036, 79365, 92950, 93795, 105820, 111540, 122100, 125060, 132275, 137566, 139425, 144300, 156325, 158730, 185900, 187590, 206349, 264550, 275132, 278850, 312650, 317460, 343915, 375180, 396825, 412698, 468975, 529100, 557700, 625300, 687830, 793650, 825396, 937950, 1031745, 1375660, 1587300, 1719575, 1875900, 2063490, 3439150, 4126980, 5158725, 6878300, 10317450, 20634900]

約数ペア:

[(1, 20634900), (2, 10317450), (3, 6878300), (4, 5158725), (5, 4126980), (6, 3439150), (10, 2063490), (11, 1875900), (12, 1719575), (13, 1587300), (15, 1375660), (20, 1031745), (22, 937950), (25, 825396), (26, 793650), (30, 687830), (33, 625300), (37, 557700), (39, 529100), (44, 468975), (50, 412698), (52, 396825), (55, 375180), (60, 343915), (65, 317460), (66, 312650), (74, 278850), (75, 275132), (78, 264550), (100, 206349), (110, 187590), (111, 185900), (130, 158730), (132, 156325), (143, 144300), (148, 139425), (150, 137566), (156, 132275), (165, 125060), (169, 122100), (185, 111540), (195, 105820), (220, 93795), (222, 92950), (260, 79365), (275, 75036), (286, 72150), (300, 68783), (325, 63492), (330, 62530), (338, 61050), (370, 55770), (390, 52910), (407, 50700), (429, 48100), (444, 46475), (481, 42900), (507, 40700), (550, 37518), (555, 37180), (572, 36075), (650, 31746), (660, 31265), (676, 30525), (715, 28860), (740, 27885), (780, 26455), (814, 25350), (825, 25012), (845, 24420), (858, 24050), (925, 22308), (962, 21450), (975, 21164), (1014, 20350), (1100, 18759), (1110, 18590), (1221, 16900), (1300, 15873), (1430, 14430), (1443, 14300), (1628, 12675), (1650, 12506), (1690, 12210), (1716, 12025), (1850, 11154), (1859, 11100), (1924, 10725), (1950, 10582), (2028, 10175), (2035, 10140), (2145, 9620), (2220, 9295), (2405, 8580), (2442, 8450), (2535, 8140), (2775, 7436), (2860, 7215), (2886, 7150), (3300, 6253), (3380, 6105), (3575, 5772), (3700, 5577), (3718, 5550), (3900, 5291), (4070, 5070), (4225, 4884), (4290, 4810)]