20900001020

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4563319}}^1$

素因数の和:4563557

約数の個数: 24

約数和(自身を含む): 44081671200

約数和(自身を除く): 23181670180

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 4563319, 9126638, 18253276, 22816595, 45633190, 91266380, 1045000051, 2090000102, 4180000204, 5225000255, 10450000510, 20900001020]

約数ペア:

[(1, 20900001020), (2, 10450000510), (4, 5225000255), (5, 4180000204), (10, 2090000102), (20, 1045000051), (229, 91266380), (458, 45633190), (916, 22816595), (1145, 18253276), (2290, 9126638), (4580, 4563319)]