42503180

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4079}}^1$

素因数の和:4609

約数の個数: 24

約数和(自身を含む): 89449920

約数和(自身を除く): 46946740

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 4079, 5210, 8158, 10420, 16316, 20395, 40790, 81580, 2125159, 4250318, 8500636, 10625795, 21251590, 42503180]

約数ペア:

[(1, 42503180), (2, 21251590), (4, 10625795), (5, 8500636), (10, 4250318), (20, 2125159), (521, 81580), (1042, 40790), (2084, 20395), (2605, 16316), (4079, 10420), (5210, 8158)]