31061320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26777}}^1$

素因数の和:26817

約数の個数: 32

約数和(自身を含む): 72300600

約数和(自身を除く): 41239280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26777, 53554, 107108, 133885, 214216, 267770, 535540, 776533, 1071080, 1553066, 3106132, 3882665, 6212264, 7765330, 15530660, 31061320]

約数ペア:

[(1, 31061320), (2, 15530660), (4, 7765330), (5, 6212264), (8, 3882665), (10, 3106132), (20, 1553066), (29, 1071080), (40, 776533), (58, 535540), (116, 267770), (145, 214216), (232, 133885), (290, 107108), (580, 53554), (1160, 26777)]