2017991600

素因数分解:

$2^4\times 5^2\times {\mathrm{5044979}}^1$

素因数の和:5044997

約数の個数: 30

約数和(自身を含む): 4848225780

約数和(自身を除く): 2830234180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5044979, 10089958, 20179916, 25224895, 40359832, 50449790, 80719664, 100899580, 126124475, 201799160, 252248950, 403598320, 504497900, 1008995800, 2017991600]

約数ペア:

[(1, 2017991600), (2, 1008995800), (4, 504497900), (5, 403598320), (8, 252248950), (10, 201799160), (16, 126124475), (20, 100899580), (25, 80719664), (40, 50449790), (50, 40359832), (80, 25224895), (100, 20179916), (200, 10089958), (400, 5044979)]