141653380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643879}}^1$

素因数の和:643899

約数の個数: 24

約数和(自身を含む): 324515520

約数和(自身を除く): 182862140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 643879, 1287758, 2575516, 3219395, 6438790, 7082669, 12877580, 14165338, 28330676, 35413345, 70826690, 141653380]

約数ペア:

[(1, 141653380), (2, 70826690), (4, 35413345), (5, 28330676), (10, 14165338), (11, 12877580), (20, 7082669), (22, 6438790), (44, 3219395), (55, 2575516), (110, 1287758), (220, 643879)]