26391460

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4243}}^1$

素因数の和:4563

約数の個数: 24

約数和(自身を含む): 55613376

約数和(自身を除く): 29221916

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 4243, 6220, 8486, 16972, 21215, 42430, 84860, 1319573, 2639146, 5278292, 6597865, 13195730, 26391460]

約数ペア:

[(1, 26391460), (2, 13195730), (4, 6597865), (5, 5278292), (10, 2639146), (20, 1319573), (311, 84860), (622, 42430), (1244, 21215), (1555, 16972), (3110, 8486), (4243, 6220)]