20090862020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1\times {\mathrm{53069}}^1$

素因数の和:53924

約数の個数: 48

約数和(自身を含む): 44079517440

約数和(自身を除く): 23988655420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 823, 1646, 3292, 4115, 8230, 16460, 18929, 37858, 53069, 75716, 94645, 106138, 189290, 212276, 265345, 378580, 530690, 1061380, 1220587, 2441174, 4882348, 6102935, 12205870, 24411740, 43675787, 87351574, 174703148, 218378935, 436757870, 873515740, 1004543101, 2009086202, 4018172404, 5022715505, 10045431010, 20090862020]

約数ペア:

[(1, 20090862020), (2, 10045431010), (4, 5022715505), (5, 4018172404), (10, 2009086202), (20, 1004543101), (23, 873515740), (46, 436757870), (92, 218378935), (115, 174703148), (230, 87351574), (460, 43675787), (823, 24411740), (1646, 12205870), (3292, 6102935), (4115, 4882348), (8230, 2441174), (16460, 1220587), (18929, 1061380), (37858, 530690), (53069, 378580), (75716, 265345), (94645, 212276), (106138, 189290)]