157231340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1123081}}^1$

素因数の和:1123097

約数の個数: 24

約数和(自身を含む): 377355552

約数和(自身を除く): 220124212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1123081, 2246162, 4492324, 5615405, 7861567, 11230810, 15723134, 22461620, 31446268, 39307835, 78615670, 157231340]

約数ペア:

[(1, 157231340), (2, 78615670), (4, 39307835), (5, 31446268), (7, 22461620), (10, 15723134), (14, 11230810), (20, 7861567), (28, 5615405), (35, 4492324), (70, 2246162), (140, 1123081)]