20143719640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45781181}}^1$

素因数の和:45781203

約数の個数: 32

約数和(自身を含む): 49443676560

約数和(自身を除く): 29299956920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45781181, 91562362, 183124724, 228905905, 366249448, 457811810, 503592991, 915623620, 1007185982, 1831247240, 2014371964, 2517964955, 4028743928, 5035929910, 10071859820, 20143719640]

約数ペア:

[(1, 20143719640), (2, 10071859820), (4, 5035929910), (5, 4028743928), (8, 2517964955), (10, 2014371964), (11, 1831247240), (20, 1007185982), (22, 915623620), (40, 503592991), (44, 457811810), (55, 366249448), (88, 228905905), (110, 183124724), (220, 91562362), (440, 45781181)]