5781080

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1279}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 13132800

約数和(自身を除く): 7351720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 1279, 2260, 2558, 4520, 5116, 6395, 10232, 12790, 25580, 51160, 144527, 289054, 578108, 722635, 1156216, 1445270, 2890540, 5781080]

約数ペア:

[(1, 5781080), (2, 2890540), (4, 1445270), (5, 1156216), (8, 722635), (10, 578108), (20, 289054), (40, 144527), (113, 51160), (226, 25580), (452, 12790), (565, 10232), (904, 6395), (1130, 5116), (1279, 4520), (2260, 2558)]