31141220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{141551}}^1$

素因数の和:141571

約数の個数: 24

約数和(自身を含む): 71342208

約数和(自身を除く): 40200988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 141551, 283102, 566204, 707755, 1415510, 1557061, 2831020, 3114122, 6228244, 7785305, 15570610, 31141220]

約数ペア:

[(1, 31141220), (2, 15570610), (4, 7785305), (5, 6228244), (10, 3114122), (11, 2831020), (20, 1557061), (22, 1415510), (44, 707755), (55, 566204), (110, 283102), (220, 141551)]