27923980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199457}}^1$

素因数の和:199473

約数の個数: 24

約数和(自身を含む): 67017888

約数和(自身を除く): 39093908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199457, 398914, 797828, 997285, 1396199, 1994570, 2792398, 3989140, 5584796, 6980995, 13961990, 27923980]

約数ペア:

[(1, 27923980), (2, 13961990), (4, 6980995), (5, 5584796), (7, 3989140), (10, 2792398), (14, 1994570), (20, 1396199), (28, 997285), (35, 797828), (70, 398914), (140, 199457)]