20211457870

素因数分解:

$2^1\times 5^1\times {\mathrm{23017}}^1\times {\mathrm{87811}}^1$

素因数の和:110835

約数の個数: 16

約数和(自身を含む): 36382619088

約数和(自身を除く): 16171161218

約数列:

[1, 2, 5, 10, 23017, 46034, 87811, 115085, 175622, 230170, 439055, 878110, 2021145787, 4042291574, 10105728935, 20211457870]

約数ペア:

[(1, 20211457870), (2, 10105728935), (5, 4042291574), (10, 2021145787), (23017, 878110), (46034, 439055), (87811, 230170), (115085, 175622)]