28631740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84211}}^1$

素因数の和:84237

約数の個数: 24

約数和(自身を含む): 63664272

約数和(自身を除く): 35032532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 84211, 168422, 336844, 421055, 842110, 1431587, 1684220, 2863174, 5726348, 7157935, 14315870, 28631740]

約数ペア:

[(1, 28631740), (2, 14315870), (4, 7157935), (5, 5726348), (10, 2863174), (17, 1684220), (20, 1431587), (34, 842110), (68, 421055), (85, 336844), (170, 168422), (340, 84211)]