3948160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 9792000

約数和(自身を除く): 5843840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 199, 248, 310, 320, 398, 496, 620, 640, 796, 992, 995, 1240, 1592, 1984, 1990, 2480, 3184, 3968, 3980, 4960, 6169, 6368, 7960, 9920, 12338, 12736, 15920, 19840, 24676, 25472, 30845, 31840, 49352, 61690, 63680, 98704, 123380, 127360, 197408, 246760, 394816, 493520, 789632, 987040, 1974080, 3948160]

約数ペア:

[(1, 3948160), (2, 1974080), (4, 987040), (5, 789632), (8, 493520), (10, 394816), (16, 246760), (20, 197408), (31, 127360), (32, 123380), (40, 98704), (62, 63680), (64, 61690), (80, 49352), (124, 31840), (128, 30845), (155, 25472), (160, 24676), (199, 19840), (248, 15920), (310, 12736), (320, 12338), (398, 9920), (496, 7960), (620, 6368), (640, 6169), (796, 4960), (992, 3980), (995, 3968), (1240, 3184), (1592, 2480), (1984, 1990)]