20217202360

素因数分解:

$2^3\times 5^1\times {\mathrm{505430059}}^1$

素因数の和:505430070

約数の個数: 16

約数和(自身を含む): 45488705400

約数和(自身を除く): 25271503040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505430059, 1010860118, 2021720236, 2527150295, 4043440472, 5054300590, 10108601180, 20217202360]

約数ペア:

[(1, 20217202360), (2, 10108601180), (4, 5054300590), (5, 4043440472), (8, 2527150295), (10, 2021720236), (20, 1010860118), (40, 505430059)]