40177340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{286981}}^1$

素因数の和:286997

約数の個数: 24

約数和(自身を含む): 96425952

約数和(自身を除く): 56248612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 286981, 573962, 1147924, 1434905, 2008867, 2869810, 4017734, 5739620, 8035468, 10044335, 20088670, 40177340]

約数ペア:

[(1, 40177340), (2, 20088670), (4, 10044335), (5, 8035468), (7, 5739620), (10, 4017734), (14, 2869810), (20, 2008867), (28, 1434905), (35, 1147924), (70, 573962), (140, 286981)]