8494040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1621}}^1$

素因数の和:1763

約数の個数: 32

約数和(自身を含む): 19269360

約数和(自身を除く): 10775320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1621, 2620, 3242, 5240, 6484, 8105, 12968, 16210, 32420, 64840, 212351, 424702, 849404, 1061755, 1698808, 2123510, 4247020, 8494040]

約数ペア:

[(1, 8494040), (2, 4247020), (4, 2123510), (5, 1698808), (8, 1061755), (10, 849404), (20, 424702), (40, 212351), (131, 64840), (262, 32420), (524, 16210), (655, 12968), (1048, 8105), (1310, 6484), (1621, 5240), (2620, 3242)]