4018420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28703}}^1$

素因数の和:28719

約数の個数: 24

約数和(自身を含む): 9644544

約数和(自身を除く): 5626124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28703, 57406, 114812, 143515, 200921, 287030, 401842, 574060, 803684, 1004605, 2009210, 4018420]

約数ペア:

[(1, 4018420), (2, 2009210), (4, 1004605), (5, 803684), (7, 574060), (10, 401842), (14, 287030), (20, 200921), (28, 143515), (35, 114812), (70, 57406), (140, 28703)]