24398420

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1231}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 51330048

約数和(自身を除く): 26931628

約数列:

[1, 2, 4, 5, 10, 20, 991, 1231, 1982, 2462, 3964, 4924, 4955, 6155, 9910, 12310, 19820, 24620, 1219921, 2439842, 4879684, 6099605, 12199210, 24398420]

約数ペア:

[(1, 24398420), (2, 12199210), (4, 6099605), (5, 4879684), (10, 2439842), (20, 1219921), (991, 24620), (1231, 19820), (1982, 12310), (2462, 9910), (3964, 6155), (4924, 4955)]