20181085000

素因数分解:

$2^3\times 5^4\times {\mathrm{4036217}}^1$

素因数の和:4036243

約数の個数: 40

約数和(自身を含む): 47284293870

約数和(自身を除く): 27103208870

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 4036217, 8072434, 16144868, 20181085, 32289736, 40362170, 80724340, 100905425, 161448680, 201810850, 403621700, 504527125, 807243400, 1009054250, 2018108500, 2522635625, 4036217000, 5045271250, 10090542500, 20181085000]

約数ペア:

[(1, 20181085000), (2, 10090542500), (4, 5045271250), (5, 4036217000), (8, 2522635625), (10, 2018108500), (20, 1009054250), (25, 807243400), (40, 504527125), (50, 403621700), (100, 201810850), (125, 161448680), (200, 100905425), (250, 80724340), (500, 40362170), (625, 32289736), (1000, 20181085), (1250, 16144868), (2500, 8072434), (5000, 4036217)]