40270480

素因数分解:

$2^4\times 5^1\times {\mathrm{503381}}^1$

素因数の和:503394

約数の個数: 20

約数和(自身を含む): 93629052

約数和(自身を除く): 53358572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503381, 1006762, 2013524, 2516905, 4027048, 5033810, 8054096, 10067620, 20135240, 40270480]

約数ペア:

[(1, 40270480), (2, 20135240), (4, 10067620), (5, 8054096), (8, 5033810), (10, 4027048), (16, 2516905), (20, 2013524), (40, 1006762), (80, 503381)]