1717384220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1\times {\mathrm{2551}}^1$

素因数の和:3422

約数の個数: 48

約数和(自身を含む): 3700420416

約数和(自身を除く): 1983036196

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 821, 1642, 2551, 3284, 4105, 5102, 8210, 10204, 12755, 16420, 25510, 33661, 51020, 67322, 104591, 134644, 168305, 209182, 336610, 418364, 522955, 673220, 1045910, 2091820, 2094371, 4188742, 8377484, 10471855, 20943710, 41887420, 85869211, 171738422, 343476844, 429346055, 858692110, 1717384220]

約数ペア:

[(1, 1717384220), (2, 858692110), (4, 429346055), (5, 343476844), (10, 171738422), (20, 85869211), (41, 41887420), (82, 20943710), (164, 10471855), (205, 8377484), (410, 4188742), (820, 2094371), (821, 2091820), (1642, 1045910), (2551, 673220), (3284, 522955), (4105, 418364), (5102, 336610), (8210, 209182), (10204, 168305), (12755, 134644), (16420, 104591), (25510, 67322), (33661, 51020)]