87534040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198941}}^1$

素因数の和:198963

約数の個数: 32

約数和(自身を含む): 214857360

約数和(自身を除く): 127323320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 198941, 397882, 795764, 994705, 1591528, 1989410, 2188351, 3978820, 4376702, 7957640, 8753404, 10941755, 17506808, 21883510, 43767020, 87534040]

約数ペア:

[(1, 87534040), (2, 43767020), (4, 21883510), (5, 17506808), (8, 10941755), (10, 8753404), (11, 7957640), (20, 4376702), (22, 3978820), (40, 2188351), (44, 1989410), (55, 1591528), (88, 994705), (110, 795764), (220, 397882), (440, 198941)]