42057100

素因数分解:

$2^2\times 5^2\times {\mathrm{420571}}^1$

素因数の和:420585

約数の個数: 18

約数和(自身を含む): 91264124

約数和(自身を除く): 49207024

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 420571, 841142, 1682284, 2102855, 4205710, 8411420, 10514275, 21028550, 42057100]

約数ペア:

[(1, 42057100), (2, 21028550), (4, 10514275), (5, 8411420), (10, 4205710), (20, 2102855), (25, 1682284), (50, 841142), (100, 420571)]