2020204030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1195387}}^1$

素因数の和:1195420

約数の個数: 24

約数和(自身を含む): 3937608072

約数和(自身を除く): 1917404042

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 1195387, 2390774, 5976935, 11953870, 15540031, 31080062, 77700155, 155400310, 202020403, 404040806, 1010102015, 2020204030]

約数ペア:

[(1, 2020204030), (2, 1010102015), (5, 404040806), (10, 202020403), (13, 155400310), (26, 77700155), (65, 31080062), (130, 15540031), (169, 11953870), (338, 5976935), (845, 2390774), (1690, 1195387)]