2019232780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2462479}}^1$

素因数の和:2462529

約数の個数: 24

約数和(自身を含む): 4343814720

約数和(自身を除く): 2324581940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2462479, 4924958, 9849916, 12312395, 24624790, 49249580, 100961639, 201923278, 403846556, 504808195, 1009616390, 2019232780]

約数ペア:

[(1, 2019232780), (2, 1009616390), (4, 504808195), (5, 403846556), (10, 201923278), (20, 100961639), (41, 49249580), (82, 24624790), (164, 12312395), (205, 9849916), (410, 4924958), (820, 2462479)]