20244833480

素因数分解:

$2^3\times 5^1\times {\mathrm{9011}}^1\times {\mathrm{56167}}^1$

素因数の和:65189

約数の個数: 32

約数和(自身を含む): 45556741440

約数和(自身を除く): 25311907960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9011, 18022, 36044, 45055, 56167, 72088, 90110, 112334, 180220, 224668, 280835, 360440, 449336, 561670, 1123340, 2246680, 506120837, 1012241674, 2024483348, 2530604185, 4048966696, 5061208370, 10122416740, 20244833480]

約数ペア:

[(1, 20244833480), (2, 10122416740), (4, 5061208370), (5, 4048966696), (8, 2530604185), (10, 2024483348), (20, 1012241674), (40, 506120837), (9011, 2246680), (18022, 1123340), (36044, 561670), (45055, 449336), (56167, 360440), (72088, 280835), (90110, 224668), (112334, 180220)]