3920875

素因数分解:

$5^3\times 7^1\times {\mathrm{4481}}^1$

素因数の和:4503

約数の個数: 16

約数和(自身を含む): 5593536

約数和(自身を除く): 1672661

約数列:

[1, 5, 7, 25, 35, 125, 175, 875, 4481, 22405, 31367, 112025, 156835, 560125, 784175, 3920875]

約数ペア:

[(1, 3920875), (5, 784175), (7, 560125), (25, 156835), (35, 112025), (125, 31367), (175, 22405), (875, 4481)]