68105620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{309571}}^1$

素因数の和:309591

約数の個数: 24

約数和(自身を含む): 156024288

約数和(自身を除く): 87918668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 309571, 619142, 1238284, 1547855, 3095710, 3405281, 6191420, 6810562, 13621124, 17026405, 34052810, 68105620]

約数ペア:

[(1, 68105620), (2, 34052810), (4, 17026405), (5, 13621124), (10, 6810562), (11, 6191420), (20, 3405281), (22, 3095710), (44, 1547855), (55, 1238284), (110, 619142), (220, 309571)]