30625240

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3967}}^1$

素因数の和:4171

約数の個数: 32

約数和(自身を含む): 69281280

約数和(自身を除く): 38656040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 3967, 7720, 7934, 15868, 19835, 31736, 39670, 79340, 158680, 765631, 1531262, 3062524, 3828155, 6125048, 7656310, 15312620, 30625240]

約数ペア:

[(1, 30625240), (2, 15312620), (4, 7656310), (5, 6125048), (8, 3828155), (10, 3062524), (20, 1531262), (40, 765631), (193, 158680), (386, 79340), (772, 39670), (965, 31736), (1544, 19835), (1930, 15868), (3860, 7934), (3967, 7720)]