10899920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 27319680

約数和(自身を除く): 16419760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 101, 142, 152, 190, 202, 284, 304, 355, 380, 404, 505, 568, 710, 760, 808, 1010, 1136, 1349, 1420, 1520, 1616, 1919, 2020, 2698, 2840, 3838, 4040, 5396, 5680, 6745, 7171, 7676, 8080, 9595, 10792, 13490, 14342, 15352, 19190, 21584, 26980, 28684, 30704, 35855, 38380, 53960, 57368, 71710, 76760, 107920, 114736, 136249, 143420, 153520, 272498, 286840, 544996, 573680, 681245, 1089992, 1362490, 2179984, 2724980, 5449960, 10899920]

約数ペア:

[(1, 10899920), (2, 5449960), (4, 2724980), (5, 2179984), (8, 1362490), (10, 1089992), (16, 681245), (19, 573680), (20, 544996), (38, 286840), (40, 272498), (71, 153520), (76, 143420), (80, 136249), (95, 114736), (101, 107920), (142, 76760), (152, 71710), (190, 57368), (202, 53960), (284, 38380), (304, 35855), (355, 30704), (380, 28684), (404, 26980), (505, 21584), (568, 19190), (710, 15352), (760, 14342), (808, 13490), (1010, 10792), (1136, 9595), (1349, 8080), (1420, 7676), (1520, 7171), (1616, 6745), (1919, 5680), (2020, 5396), (2698, 4040), (2840, 3838)]