45387920

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2851}}^1$

素因数の和:3063

約数の個数: 40

約数和(自身を含む): 106094400

約数和(自身を除く): 60706480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 2851, 3184, 3980, 5702, 7960, 11404, 14255, 15920, 22808, 28510, 45616, 57020, 114040, 228080, 567349, 1134698, 2269396, 2836745, 4538792, 5673490, 9077584, 11346980, 22693960, 45387920]

約数ペア:

[(1, 45387920), (2, 22693960), (4, 11346980), (5, 9077584), (8, 5673490), (10, 4538792), (16, 2836745), (20, 2269396), (40, 1134698), (80, 567349), (199, 228080), (398, 114040), (796, 57020), (995, 45616), (1592, 28510), (1990, 22808), (2851, 15920), (3184, 14255), (3980, 11404), (5702, 7960)]