679580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3089}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 1557360

約数和(自身を除く): 877780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3089, 6178, 12356, 15445, 30890, 33979, 61780, 67958, 135916, 169895, 339790, 679580]

約数ペア:

[(1, 679580), (2, 339790), (4, 169895), (5, 135916), (10, 67958), (11, 61780), (20, 33979), (22, 30890), (44, 15445), (55, 12356), (110, 6178), (220, 3089)]