2594960

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 40

約数和(自身を含む): 6100800

約数和(自身を除く): 3505840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 199, 326, 398, 652, 796, 815, 995, 1304, 1592, 1630, 1990, 2608, 3184, 3260, 3980, 6520, 7960, 13040, 15920, 32437, 64874, 129748, 162185, 259496, 324370, 518992, 648740, 1297480, 2594960]

約数ペア:

[(1, 2594960), (2, 1297480), (4, 648740), (5, 518992), (8, 324370), (10, 259496), (16, 162185), (20, 129748), (40, 64874), (80, 32437), (163, 15920), (199, 13040), (326, 7960), (398, 6520), (652, 3980), (796, 3260), (815, 3184), (995, 2608), (1304, 1990), (1592, 1630)]