38462020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{28703}}^1$

素因数の和:28779

約数の個数: 24

約数和(自身を含む): 81978624

約数和(自身を除く): 43516604

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 28703, 57406, 114812, 143515, 287030, 574060, 1923101, 3846202, 7692404, 9615505, 19231010, 38462020]

約数ペア:

[(1, 38462020), (2, 19231010), (4, 9615505), (5, 7692404), (10, 3846202), (20, 1923101), (67, 574060), (134, 287030), (268, 143515), (335, 114812), (670, 57406), (1340, 28703)]