2040803720

素因数分解:

$2^3\times 5^1\times {\mathrm{2239}}^1\times {\mathrm{22787}}^1$

素因数の和:25037

約数の個数: 32

約数和(自身を含む): 4594060800

約数和(自身を除く): 2553257080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2239, 4478, 8956, 11195, 17912, 22390, 22787, 44780, 45574, 89560, 91148, 113935, 182296, 227870, 455740, 911480, 51020093, 102040186, 204080372, 255100465, 408160744, 510200930, 1020401860, 2040803720]

約数ペア:

[(1, 2040803720), (2, 1020401860), (4, 510200930), (5, 408160744), (8, 255100465), (10, 204080372), (20, 102040186), (40, 51020093), (2239, 911480), (4478, 455740), (8956, 227870), (11195, 182296), (17912, 113935), (22390, 91148), (22787, 89560), (44780, 45574)]