42172120

素因数分解:

$2^3\times 5^1\times {\mathrm{1054303}}^1$

素因数の和:1054314

約数の個数: 16

約数和(自身を含む): 94887360

約数和(自身を除く): 52715240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1054303, 2108606, 4217212, 5271515, 8434424, 10543030, 21086060, 42172120]

約数ペア:

[(1, 42172120), (2, 21086060), (4, 10543030), (5, 8434424), (8, 5271515), (10, 4217212), (20, 2108606), (40, 1054303)]