9405680

素因数分解:

$2^4\times 5^1\times {\mathrm{117571}}^1$

素因数の和:117584

約数の個数: 20

約数和(自身を含む): 21868392

約数和(自身を除く): 12462712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 117571, 235142, 470284, 587855, 940568, 1175710, 1881136, 2351420, 4702840, 9405680]

約数ペア:

[(1, 9405680), (2, 4702840), (4, 2351420), (5, 1881136), (8, 1175710), (10, 940568), (16, 587855), (20, 470284), (40, 235142), (80, 117571)]