22561880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1091}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 34047400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1091, 1880, 2068, 2182, 2585, 4136, 4364, 5170, 5455, 8728, 10340, 10910, 12001, 20680, 21820, 24002, 43640, 48004, 51277, 60005, 96008, 102554, 120010, 205108, 240020, 256385, 410216, 480040, 512770, 564047, 1025540, 1128094, 2051080, 2256188, 2820235, 4512376, 5640470, 11280940, 22561880]

約数ペア:

[(1, 22561880), (2, 11280940), (4, 5640470), (5, 4512376), (8, 2820235), (10, 2256188), (11, 2051080), (20, 1128094), (22, 1025540), (40, 564047), (44, 512770), (47, 480040), (55, 410216), (88, 256385), (94, 240020), (110, 205108), (188, 120010), (220, 102554), (235, 96008), (376, 60005), (440, 51277), (470, 48004), (517, 43640), (940, 24002), (1034, 21820), (1091, 20680), (1880, 12001), (2068, 10910), (2182, 10340), (2585, 8728), (4136, 5455), (4364, 5170)]