97990220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257869}}^1$

素因数の和:257897

約数の個数: 24

約数和(自身を含む): 216610800

約数和(自身を除く): 118620580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 257869, 515738, 1031476, 1289345, 2578690, 4899511, 5157380, 9799022, 19598044, 24497555, 48995110, 97990220]

約数ペア:

[(1, 97990220), (2, 48995110), (4, 24497555), (5, 19598044), (10, 9799022), (19, 5157380), (20, 4899511), (38, 2578690), (76, 1289345), (95, 1031476), (190, 515738), (380, 257869)]