40345340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{288181}}^1$

素因数の和:288197

約数の個数: 24

約数和(自身を含む): 96829152

約数和(自身を除く): 56483812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 288181, 576362, 1152724, 1440905, 2017267, 2881810, 4034534, 5763620, 8069068, 10086335, 20172670, 40345340]

約数ペア:

[(1, 40345340), (2, 20172670), (4, 10086335), (5, 8069068), (7, 5763620), (10, 4034534), (14, 2881810), (20, 2017267), (28, 1440905), (35, 1152724), (70, 576362), (140, 288181)]