23280760

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2213}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 52604640

約数和(自身を除く): 29323880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2213, 2630, 4426, 5260, 8852, 10520, 11065, 17704, 22130, 44260, 88520, 582019, 1164038, 2328076, 2910095, 4656152, 5820190, 11640380, 23280760]

約数ペア:

[(1, 23280760), (2, 11640380), (4, 5820190), (5, 4656152), (8, 2910095), (10, 2328076), (20, 1164038), (40, 582019), (263, 88520), (526, 44260), (1052, 22130), (1315, 17704), (2104, 11065), (2213, 10520), (2630, 8852), (4426, 5260)]