16391380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 19896620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 479, 580, 590, 958, 1180, 1711, 1916, 2395, 3422, 4790, 6844, 8555, 9580, 13891, 17110, 27782, 28261, 34220, 55564, 56522, 69455, 113044, 138910, 141305, 277820, 282610, 565220, 819569, 1639138, 3278276, 4097845, 8195690, 16391380]

約数ペア:

[(1, 16391380), (2, 8195690), (4, 4097845), (5, 3278276), (10, 1639138), (20, 819569), (29, 565220), (58, 282610), (59, 277820), (116, 141305), (118, 138910), (145, 113044), (236, 69455), (290, 56522), (295, 55564), (479, 34220), (580, 28261), (590, 27782), (958, 17110), (1180, 13891), (1711, 9580), (1916, 8555), (2395, 6844), (3422, 4790)]