20161971340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144014081}}^1$

素因数の和:144014097

約数の個数: 24

約数和(自身を含む): 48388731552

約数和(自身を除く): 28226760212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144014081, 288028162, 576056324, 720070405, 1008098567, 1440140810, 2016197134, 2880281620, 4032394268, 5040492835, 10080985670, 20161971340]

約数ペア:

[(1, 20161971340), (2, 10080985670), (4, 5040492835), (5, 4032394268), (7, 2880281620), (10, 2016197134), (14, 1440140810), (20, 1008098567), (28, 720070405), (35, 576056324), (70, 288028162), (140, 144014081)]