86939140

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{2767}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 182754432

約数和(自身を除く): 95815292

約数列:

[1, 2, 4, 5, 10, 20, 1571, 2767, 3142, 5534, 6284, 7855, 11068, 13835, 15710, 27670, 31420, 55340, 4346957, 8693914, 17387828, 21734785, 43469570, 86939140]

約数ペア:

[(1, 86939140), (2, 43469570), (4, 21734785), (5, 17387828), (10, 8693914), (20, 4346957), (1571, 55340), (2767, 31420), (3142, 27670), (5534, 15710), (6284, 13835), (7855, 11068)]