57912980

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{14551}}^1$

素因数の和:14759

約数の個数: 24

約数和(自身を含む): 122236800

約数和(自身を除く): 64323820

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 14551, 29102, 58204, 72755, 145510, 291020, 2895649, 5791298, 11582596, 14478245, 28956490, 57912980]

約数ペア:

[(1, 57912980), (2, 28956490), (4, 14478245), (5, 11582596), (10, 5791298), (20, 2895649), (199, 291020), (398, 145510), (796, 72755), (995, 58204), (1990, 29102), (3980, 14551)]