2489361475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{5240761}}^1$

素因数の和:5240790

約数の個数: 12

約数和(自身を含む): 3249272440

約数和(自身を除く): 759910965

約数列:

[1, 5, 19, 25, 95, 475, 5240761, 26203805, 99574459, 131019025, 497872295, 2489361475]

約数ペア:

[(1, 2489361475), (5, 497872295), (19, 131019025), (25, 99574459), (95, 26203805), (475, 5240761)]