22157029880

素因数分解:

$2^3\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{259937}}^1$

素因数の和:262079

約数の個数: 32

約数和(自身を含む): 49876903440

約数和(自身を除く): 27719873560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2131, 4262, 8524, 10655, 17048, 21310, 42620, 85240, 259937, 519874, 1039748, 1299685, 2079496, 2599370, 5198740, 10397480, 553925747, 1107851494, 2215702988, 2769628735, 4431405976, 5539257470, 11078514940, 22157029880]

約数ペア:

[(1, 22157029880), (2, 11078514940), (4, 5539257470), (5, 4431405976), (8, 2769628735), (10, 2215702988), (20, 1107851494), (40, 553925747), (2131, 10397480), (4262, 5198740), (8524, 2599370), (10655, 2079496), (17048, 1299685), (21310, 1039748), (42620, 519874), (85240, 259937)]