54918040

素因数分解:

$2^3\times 5^1\times {\mathrm{1372951}}^1$

素因数の和:1372962

約数の個数: 16

約数和(自身を含む): 123565680

約数和(自身を除く): 68647640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1372951, 2745902, 5491804, 6864755, 10983608, 13729510, 27459020, 54918040]

約数ペア:

[(1, 54918040), (2, 27459020), (4, 13729510), (5, 10983608), (8, 6864755), (10, 5491804), (20, 2745902), (40, 1372951)]