30875770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{43487}}^1$

素因数の和:43565

約数の個数: 16

約数和(自身を含む): 56360448

約数和(自身を除く): 25484678

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 43487, 86974, 217435, 434870, 3087577, 6175154, 15437885, 30875770]

約数ペア:

[(1, 30875770), (2, 15437885), (5, 6175154), (10, 3087577), (71, 434870), (142, 217435), (355, 86974), (710, 43487)]