10180840

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1279}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 23040000

約数和(自身を除く): 12859160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1279, 1592, 1990, 2558, 3980, 5116, 6395, 7960, 10232, 12790, 25580, 51160, 254521, 509042, 1018084, 1272605, 2036168, 2545210, 5090420, 10180840]

約数ペア:

[(1, 10180840), (2, 5090420), (4, 2545210), (5, 2036168), (8, 1272605), (10, 1018084), (20, 509042), (40, 254521), (199, 51160), (398, 25580), (796, 12790), (995, 10232), (1279, 7960), (1592, 6395), (1990, 5116), (2558, 3980)]