40208080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45691}}^1$

素因数の和:45715

約数の個数: 40

約数和(自身を含む): 101984544

約数和(自身を除く): 61776464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 45691, 91382, 182764, 228455, 365528, 456910, 502601, 731056, 913820, 1005202, 1827640, 2010404, 2513005, 3655280, 4020808, 5026010, 8041616, 10052020, 20104040, 40208080]

約数ペア:

[(1, 40208080), (2, 20104040), (4, 10052020), (5, 8041616), (8, 5026010), (10, 4020808), (11, 3655280), (16, 2513005), (20, 2010404), (22, 1827640), (40, 1005202), (44, 913820), (55, 731056), (80, 502601), (88, 456910), (110, 365528), (176, 228455), (220, 182764), (440, 91382), (880, 45691)]