201390580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{92381}}^1$

素因数の和:92499

約数の個数: 24

約数和(自身を含む): 426804840

約数和(自身を除く): 225414260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 92381, 184762, 369524, 461905, 923810, 1847620, 10069529, 20139058, 40278116, 50347645, 100695290, 201390580]

約数ペア:

[(1, 201390580), (2, 100695290), (4, 50347645), (5, 40278116), (10, 20139058), (20, 10069529), (109, 1847620), (218, 923810), (436, 461905), (545, 369524), (1090, 184762), (2180, 92381)]