20179906660

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2071859}}^1$

素因数の和:2072355

約数の個数: 24

約数和(自身を含む): 42464842560

約数和(自身を除く): 22284935900

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 2071859, 4143718, 8287436, 10359295, 20718590, 41437180, 1008995333, 2017990666, 4035981332, 5044976665, 10089953330, 20179906660]

約数ペア:

[(1, 20179906660), (2, 10089953330), (4, 5044976665), (5, 4035981332), (10, 2017990666), (20, 1008995333), (487, 41437180), (974, 20718590), (1948, 10359295), (2435, 8287436), (4870, 4143718), (9740, 2071859)]