2021467540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1\times {\mathrm{2803}}^1$

素因数の和:3256

約数の個数: 48

約数和(自身を含む): 4299003072

約数和(自身を除く): 2277535532

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 337, 428, 535, 674, 1070, 1348, 1685, 2140, 2803, 3370, 5606, 6740, 11212, 14015, 28030, 36059, 56060, 72118, 144236, 180295, 299921, 360590, 599842, 721180, 944611, 1199684, 1499605, 1889222, 2999210, 3778444, 4723055, 5998420, 9446110, 18892220, 101073377, 202146754, 404293508, 505366885, 1010733770, 2021467540]

約数ペア:

[(1, 2021467540), (2, 1010733770), (4, 505366885), (5, 404293508), (10, 202146754), (20, 101073377), (107, 18892220), (214, 9446110), (337, 5998420), (428, 4723055), (535, 3778444), (674, 2999210), (1070, 1889222), (1348, 1499605), (1685, 1199684), (2140, 944611), (2803, 721180), (3370, 599842), (5606, 360590), (6740, 299921), (11212, 180295), (14015, 144236), (28030, 72118), (36059, 56060)]