2019660740

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{528707}}^1$

素因数の和:528907

約数の個数: 24

約数和(自身を含む): 4263501312

約数和(自身を除く): 2243840572

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 528707, 1057414, 2114828, 2643535, 5287070, 10574140, 100983037, 201966074, 403932148, 504915185, 1009830370, 2019660740]

約数ペア:

[(1, 2019660740), (2, 1009830370), (4, 504915185), (5, 403932148), (10, 201966074), (20, 100983037), (191, 10574140), (382, 5287070), (764, 2643535), (955, 2114828), (1910, 1057414), (3820, 528707)]