140777420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1005553}}^1$

素因数の和:1005569

約数の個数: 24

約数和(自身を含む): 337866144

約数和(自身を除く): 197088724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1005553, 2011106, 4022212, 5027765, 7038871, 10055530, 14077742, 20111060, 28155484, 35194355, 70388710, 140777420]

約数ペア:

[(1, 140777420), (2, 70388710), (4, 35194355), (5, 28155484), (7, 20111060), (10, 14077742), (14, 10055530), (20, 7038871), (28, 5027765), (35, 4022212), (70, 2011106), (140, 1005553)]