5491120

素因数分解:

$2^4\times 5^1\times {\mathrm{68639}}^1$

素因数の和:68652

約数の個数: 20

約数和(自身を含む): 12767040

約数和(自身を除く): 7275920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 68639, 137278, 274556, 343195, 549112, 686390, 1098224, 1372780, 2745560, 5491120]

約数ペア:

[(1, 5491120), (2, 2745560), (4, 1372780), (5, 1098224), (8, 686390), (10, 549112), (16, 343195), (20, 274556), (40, 137278), (80, 68639)]