30658960

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2441}}^1$

素因数の和:2611

約数の個数: 40

約数和(自身を含む): 71765496

約数和(自身を除く): 41106536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2441, 2512, 3140, 4882, 6280, 9764, 12205, 12560, 19528, 24410, 39056, 48820, 97640, 195280, 383237, 766474, 1532948, 1916185, 3065896, 3832370, 6131792, 7664740, 15329480, 30658960]

約数ペア:

[(1, 30658960), (2, 15329480), (4, 7664740), (5, 6131792), (8, 3832370), (10, 3065896), (16, 1916185), (20, 1532948), (40, 766474), (80, 383237), (157, 195280), (314, 97640), (628, 48820), (785, 39056), (1256, 24410), (1570, 19528), (2441, 12560), (2512, 12205), (3140, 9764), (4882, 6280)]