80791340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{577081}}^1$

素因数の和:577097

約数の個数: 24

約数和(自身を含む): 193899552

約数和(自身を除く): 113108212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 577081, 1154162, 2308324, 2885405, 4039567, 5770810, 8079134, 11541620, 16158268, 20197835, 40395670, 80791340]

約数ペア:

[(1, 80791340), (2, 40395670), (4, 20197835), (5, 16158268), (7, 11541620), (10, 8079134), (14, 5770810), (20, 4039567), (28, 2885405), (35, 2308324), (70, 1154162), (140, 577081)]