260804540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{449663}}^1$

素因数の和:449701

約数の個数: 24

約数和(自身を含む): 566576640

約数和(自身を除く): 305772100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 449663, 899326, 1798652, 2248315, 4496630, 8993260, 13040227, 26080454, 52160908, 65201135, 130402270, 260804540]

約数ペア:

[(1, 260804540), (2, 130402270), (4, 65201135), (5, 52160908), (10, 26080454), (20, 13040227), (29, 8993260), (58, 4496630), (116, 2248315), (145, 1798652), (290, 899326), (580, 449663)]