4491320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2389}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 10324800

約数和(自身を除く): 5833480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 2389, 4778, 9556, 11945, 19112, 23890, 47780, 95560, 112283, 224566, 449132, 561415, 898264, 1122830, 2245660, 4491320]

約数ペア:

[(1, 4491320), (2, 2245660), (4, 1122830), (5, 898264), (8, 561415), (10, 449132), (20, 224566), (40, 112283), (47, 95560), (94, 47780), (188, 23890), (235, 19112), (376, 11945), (470, 9556), (940, 4778), (1880, 2389)]