2080451870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29720741}}^1$

素因数の和:29720755

約数の個数: 16

約数和(自身を含む): 4279786848

約数和(自身を除く): 2199334978

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 29720741, 59441482, 148603705, 208045187, 297207410, 416090374, 1040225935, 2080451870]

約数ペア:

[(1, 2080451870), (2, 1040225935), (5, 416090374), (7, 297207410), (10, 208045187), (14, 148603705), (35, 59441482), (70, 29720741)]