7771420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13399}}^1$

素因数の和:13437

約数の個数: 24

約数和(自身を含む): 16884000

約数和(自身を除く): 9112580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 13399, 26798, 53596, 66995, 133990, 267980, 388571, 777142, 1554284, 1942855, 3885710, 7771420]

約数ペア:

[(1, 7771420), (2, 3885710), (4, 1942855), (5, 1554284), (10, 777142), (20, 388571), (29, 267980), (58, 133990), (116, 66995), (145, 53596), (290, 26798), (580, 13399)]