8883441680

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{810533}}^1$

素因数の和:810683

約数の個数: 40

約数和(自身を含む): 20804786712

約数和(自身を除く): 11921345032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 810533, 1621066, 3242132, 4052665, 6484264, 8105330, 12968528, 16210660, 32421320, 64842640, 111043021, 222086042, 444172084, 555215105, 888344168, 1110430210, 1776688336, 2220860420, 4441720840, 8883441680]

約数ペア:

[(1, 8883441680), (2, 4441720840), (4, 2220860420), (5, 1776688336), (8, 1110430210), (10, 888344168), (16, 555215105), (20, 444172084), (40, 222086042), (80, 111043021), (137, 64842640), (274, 32421320), (548, 16210660), (685, 12968528), (1096, 8105330), (1370, 6484264), (2192, 4052665), (2740, 3242132), (5480, 1621066), (10960, 810533)]