9081560

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 20671200

約数和(自身を除く): 11589640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2551, 3560, 5102, 10204, 12755, 20408, 25510, 51020, 102040, 227039, 454078, 908156, 1135195, 1816312, 2270390, 4540780, 9081560]

約数ペア:

[(1, 9081560), (2, 4540780), (4, 2270390), (5, 1816312), (8, 1135195), (10, 908156), (20, 454078), (40, 227039), (89, 102040), (178, 51020), (356, 25510), (445, 20408), (712, 12755), (890, 10204), (1780, 5102), (2551, 3560)]