987040

素因数分解:

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

素因数の和:245

約数の個数: 48

約数和(自身を含む): 2419200

約数和(自身を除く): 1432160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 199, 248, 310, 398, 496, 620, 796, 992, 995, 1240, 1592, 1990, 2480, 3184, 3980, 4960, 6169, 6368, 7960, 12338, 15920, 24676, 30845, 31840, 49352, 61690, 98704, 123380, 197408, 246760, 493520, 987040]

約数ペア:

[(1, 987040), (2, 493520), (4, 246760), (5, 197408), (8, 123380), (10, 98704), (16, 61690), (20, 49352), (31, 31840), (32, 30845), (40, 24676), (62, 15920), (80, 12338), (124, 7960), (155, 6368), (160, 6169), (199, 4960), (248, 3980), (310, 3184), (398, 2480), (496, 1990), (620, 1592), (796, 1240), (992, 995)]