393415510

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{1697}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 718865280

約数和(自身を除く): 325449770

約数列:

[1, 2, 5, 10, 97, 194, 239, 478, 485, 970, 1195, 1697, 2390, 3394, 8485, 16970, 23183, 46366, 115915, 164609, 231830, 329218, 405583, 811166, 823045, 1646090, 2027915, 4055830, 39341551, 78683102, 196707755, 393415510]

約数ペア:

[(1, 393415510), (2, 196707755), (5, 78683102), (10, 39341551), (97, 4055830), (194, 2027915), (239, 1646090), (478, 823045), (485, 811166), (970, 405583), (1195, 329218), (1697, 231830), (2390, 164609), (3394, 115915), (8485, 46366), (16970, 23183)]