40079720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21319}}^1$

素因数の和:21377

約数の個数: 32

約数和(自身を含む): 92102400

約数和(自身を除く): 52022680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21319, 42638, 85276, 106595, 170552, 213190, 426380, 852760, 1001993, 2003986, 4007972, 5009965, 8015944, 10019930, 20039860, 40079720]

約数ペア:

[(1, 40079720), (2, 20039860), (4, 10019930), (5, 8015944), (8, 5009965), (10, 4007972), (20, 2003986), (40, 1001993), (47, 852760), (94, 426380), (188, 213190), (235, 170552), (376, 106595), (470, 85276), (940, 42638), (1880, 21319)]