155590243340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1111358881}}^1$

素因数の和:1111358897

約数の個数: 24

約数和(自身を含む): 373416584352

約数和(自身を除く): 217826341012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1111358881, 2222717762, 4445435524, 5556794405, 7779512167, 11113588810, 15559024334, 22227177620, 31118048668, 38897560835, 77795121670, 155590243340]

約数ペア:

[(1, 155590243340), (2, 77795121670), (4, 38897560835), (5, 31118048668), (7, 22227177620), (10, 15559024334), (14, 11113588810), (20, 7779512167), (28, 5556794405), (35, 4445435524), (70, 2222717762), (140, 1111358881)]