1897995020

素因数分解:

$2^2\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{37201}}^1$

素因数の和:39761

約数の個数: 24

約数和(自身を含む): 3987459168

約数和(自身を除く): 2089464148

約数列:

[1, 2, 4, 5, 10, 20, 2551, 5102, 10204, 12755, 25510, 37201, 51020, 74402, 148804, 186005, 372010, 744020, 94899751, 189799502, 379599004, 474498755, 948997510, 1897995020]

約数ペア:

[(1, 1897995020), (2, 948997510), (4, 474498755), (5, 379599004), (10, 189799502), (20, 94899751), (2551, 744020), (5102, 372010), (10204, 186005), (12755, 148804), (25510, 74402), (37201, 51020)]