520066760

素因数分解:

$2^3\times 5^1\times {\mathrm{13001669}}^1$

素因数の和:13001680

約数の個数: 16

約数和(自身を含む): 1170150300

約数和(自身を除く): 650083540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13001669, 26003338, 52006676, 65008345, 104013352, 130016690, 260033380, 520066760]

約数ペア:

[(1, 520066760), (2, 260033380), (4, 130016690), (5, 104013352), (8, 65008345), (10, 52006676), (20, 26003338), (40, 13001669)]