7930040

素因数分解:

$2^3\times 5^1\times {\mathrm{198251}}^1$

素因数の和:198262

約数の個数: 16

約数和(自身を含む): 17842680

約数和(自身を除く): 9912640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 198251, 396502, 793004, 991255, 1586008, 1982510, 3965020, 7930040]

約数ペア:

[(1, 7930040), (2, 3965020), (4, 1982510), (5, 1586008), (8, 991255), (10, 793004), (20, 396502), (40, 198251)]