164052140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1171801}}^1$

素因数の和:1171817

約数の個数: 24

約数和(自身を含む): 393725472

約数和(自身を除く): 229673332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1171801, 2343602, 4687204, 5859005, 8202607, 11718010, 16405214, 23436020, 32810428, 41013035, 82026070, 164052140]

約数ペア:

[(1, 164052140), (2, 82026070), (4, 41013035), (5, 32810428), (7, 23436020), (10, 16405214), (14, 11718010), (20, 8202607), (28, 5859005), (35, 4687204), (70, 2343602), (140, 1171801)]