8029640

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1051}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 18178560

約数和(自身を除く): 10148920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1051, 1528, 1910, 2102, 3820, 4204, 5255, 7640, 8408, 10510, 21020, 42040, 200741, 401482, 802964, 1003705, 1605928, 2007410, 4014820, 8029640]

約数ペア:

[(1, 8029640), (2, 4014820), (4, 2007410), (5, 1605928), (8, 1003705), (10, 802964), (20, 401482), (40, 200741), (191, 42040), (382, 21020), (764, 10510), (955, 8408), (1051, 7640), (1528, 5255), (1910, 4204), (2102, 3820)]