1320233740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9430241}}^1$

素因数の和:9430257

約数の個数: 24

約数和(自身を含む): 3168561312

約数和(自身を除く): 1848327572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9430241, 18860482, 37720964, 47151205, 66011687, 94302410, 132023374, 188604820, 264046748, 330058435, 660116870, 1320233740]

約数ペア:

[(1, 1320233740), (2, 660116870), (4, 330058435), (5, 264046748), (7, 188604820), (10, 132023374), (14, 94302410), (20, 66011687), (28, 47151205), (35, 37720964), (70, 18860482), (140, 9430241)]