859117820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{17203}}^1$

素因数の和:17450

約数の個数: 48

約数和(自身を含む): 1976946048

約数和(自身を除く): 1117828228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4994, 9988, 12485, 17203, 24970, 34406, 49940, 68812, 86015, 172030, 189233, 344060, 378466, 756932, 946165, 1892330, 3784660, 3905081, 7810162, 15620324, 19525405, 39050810, 42955891, 78101620, 85911782, 171823564, 214779455, 429558910, 859117820]

約数ペア:

[(1, 859117820), (2, 429558910), (4, 214779455), (5, 171823564), (10, 85911782), (11, 78101620), (20, 42955891), (22, 39050810), (44, 19525405), (55, 15620324), (110, 7810162), (220, 3905081), (227, 3784660), (454, 1892330), (908, 946165), (1135, 756932), (2270, 378466), (2497, 344060), (4540, 189233), (4994, 172030), (9988, 86015), (12485, 68812), (17203, 49940), (24970, 34406)]