20185787620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1\times {\mathrm{43319}}^1$

素因数の和:44364

約数の個数: 48

約数和(自身を含む): 44277891840

約数和(自身を除く): 24092104220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1013, 2026, 4052, 5065, 10130, 20260, 23299, 43319, 46598, 86638, 93196, 116495, 173276, 216595, 232990, 433190, 465980, 866380, 996337, 1992674, 3985348, 4981685, 9963370, 19926740, 43882147, 87764294, 175528588, 219410735, 438821470, 877642940, 1009289381, 2018578762, 4037157524, 5046446905, 10092893810, 20185787620]

約数ペア:

[(1, 20185787620), (2, 10092893810), (4, 5046446905), (5, 4037157524), (10, 2018578762), (20, 1009289381), (23, 877642940), (46, 438821470), (92, 219410735), (115, 175528588), (230, 87764294), (460, 43882147), (1013, 19926740), (2026, 9963370), (4052, 4981685), (5065, 3985348), (10130, 1992674), (20260, 996337), (23299, 866380), (43319, 465980), (46598, 433190), (86638, 232990), (93196, 216595), (116495, 173276)]