30485620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{138571}}^1$

素因数の和:138591

約数の個数: 24

約数和(自身を含む): 69840288

約数和(自身を除く): 39354668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 138571, 277142, 554284, 692855, 1385710, 1524281, 2771420, 3048562, 6097124, 7621405, 15242810, 30485620]

約数ペア:

[(1, 30485620), (2, 15242810), (4, 7621405), (5, 6097124), (10, 3048562), (11, 2771420), (20, 1524281), (22, 1385710), (44, 692855), (55, 554284), (110, 277142), (220, 138571)]