55879240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29723}}^1$

素因数の和:29781

約数の個数: 32

約数和(自身を含む): 128407680

約数和(自身を除く): 72528440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 29723, 59446, 118892, 148615, 237784, 297230, 594460, 1188920, 1396981, 2793962, 5587924, 6984905, 11175848, 13969810, 27939620, 55879240]

約数ペア:

[(1, 55879240), (2, 27939620), (4, 13969810), (5, 11175848), (8, 6984905), (10, 5587924), (20, 2793962), (40, 1396981), (47, 1188920), (94, 594460), (188, 297230), (235, 237784), (376, 148615), (470, 118892), (940, 59446), (1880, 29723)]