87004520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46279}}^1$

素因数の和:46337

約数の個数: 32

約数和(自身を含む): 199929600

約数和(自身を除く): 112925080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 46279, 92558, 185116, 231395, 370232, 462790, 925580, 1851160, 2175113, 4350226, 8700452, 10875565, 17400904, 21751130, 43502260, 87004520]

約数ペア:

[(1, 87004520), (2, 43502260), (4, 21751130), (5, 17400904), (8, 10875565), (10, 8700452), (20, 4350226), (40, 2175113), (47, 1851160), (94, 925580), (188, 462790), (235, 370232), (376, 231395), (470, 185116), (940, 92558), (1880, 46279)]