8070520

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2267}}^1$

素因数の和:2367

約数の個数: 32

約数和(自身を含む): 18370800

約数和(自身を除く): 10300280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2267, 3560, 4534, 9068, 11335, 18136, 22670, 45340, 90680, 201763, 403526, 807052, 1008815, 1614104, 2017630, 4035260, 8070520]

約数ペア:

[(1, 8070520), (2, 4035260), (4, 2017630), (5, 1614104), (8, 1008815), (10, 807052), (20, 403526), (40, 201763), (89, 90680), (178, 45340), (356, 22670), (445, 18136), (712, 11335), (890, 9068), (1780, 4534), (2267, 3560)]