2023147780

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1\times {\mathrm{1279}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 4290048000

約数和(自身を除く): 2266900220

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 569, 695, 1138, 1279, 1390, 2276, 2558, 2780, 2845, 5116, 5690, 6395, 11380, 12790, 25580, 79091, 158182, 177781, 316364, 355562, 395455, 711124, 727751, 790910, 888905, 1455502, 1581820, 1777810, 2911004, 3555620, 3638755, 7277510, 14555020, 101157389, 202314778, 404629556, 505786945, 1011573890, 2023147780]

約数ペア:

[(1, 2023147780), (2, 1011573890), (4, 505786945), (5, 404629556), (10, 202314778), (20, 101157389), (139, 14555020), (278, 7277510), (556, 3638755), (569, 3555620), (695, 2911004), (1138, 1777810), (1279, 1581820), (1390, 1455502), (2276, 888905), (2558, 790910), (2780, 727751), (2845, 711124), (5116, 395455), (5690, 355562), (6395, 316364), (11380, 177781), (12790, 158182), (25580, 79091)]