40915480

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2309}}^1$

素因数の和:2763

約数の個数: 32

約数和(自身を含む): 92307600

約数和(自身を除く): 51392120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 2309, 3544, 4430, 4618, 8860, 9236, 11545, 17720, 18472, 23090, 46180, 92360, 1022887, 2045774, 4091548, 5114435, 8183096, 10228870, 20457740, 40915480]

約数ペア:

[(1, 40915480), (2, 20457740), (4, 10228870), (5, 8183096), (8, 5114435), (10, 4091548), (20, 2045774), (40, 1022887), (443, 92360), (886, 46180), (1772, 23090), (2215, 18472), (2309, 17720), (3544, 11545), (4430, 9236), (4618, 8860)]