253464310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{11579}}^1$

素因数の和:11796

約数の個数: 32

約数和(自身を含む): 500256000

約数和(自身を除く): 246791690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 10945, 11579, 21890, 23158, 57895, 115790, 127369, 254738, 636845, 1273690, 2304221, 4608442, 11521105, 23042210, 25346431, 50692862, 126732155, 253464310]

約数ペア:

[(1, 253464310), (2, 126732155), (5, 50692862), (10, 25346431), (11, 23042210), (22, 11521105), (55, 4608442), (110, 2304221), (199, 1273690), (398, 636845), (995, 254738), (1990, 127369), (2189, 115790), (4378, 57895), (10945, 23158), (11579, 21890)]