8773820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2138

約数の個数: 48

約数和(自身を含む): 21168000

約数和(自身を除く): 12394180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 2099, 4180, 4198, 8396, 10495, 20990, 23089, 39881, 41980, 46178, 79762, 92356, 115445, 159524, 199405, 230890, 398810, 438691, 461780, 797620, 877382, 1754764, 2193455, 4386910, 8773820]

約数ペア:

[(1, 8773820), (2, 4386910), (4, 2193455), (5, 1754764), (10, 877382), (11, 797620), (19, 461780), (20, 438691), (22, 398810), (38, 230890), (44, 199405), (55, 159524), (76, 115445), (95, 92356), (110, 79762), (190, 46178), (209, 41980), (220, 39881), (380, 23089), (418, 20990), (836, 10495), (1045, 8396), (2090, 4198), (2099, 4180)]