20071704580

素因数分解:

$2^2\times 5^1\times {\mathrm{1003585229}}^1$

素因数の和:1003585238

約数の個数: 12

約数和(自身を含む): 42150579660

約数和(自身を除く): 22078875080

約数列:

[1, 2, 4, 5, 10, 20, 1003585229, 2007170458, 4014340916, 5017926145, 10035852290, 20071704580]

約数ペア:

[(1, 20071704580), (2, 10035852290), (4, 5017926145), (5, 4014340916), (10, 2007170458), (20, 1003585229)]