172044440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{91513}}^1$

素因数の和:91571

約数の個数: 32

約数和(自身を含む): 395340480

約数和(自身を除く): 223296040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 91513, 183026, 366052, 457565, 732104, 915130, 1830260, 3660520, 4301111, 8602222, 17204444, 21505555, 34408888, 43011110, 86022220, 172044440]

約数ペア:

[(1, 172044440), (2, 86022220), (4, 43011110), (5, 34408888), (8, 21505555), (10, 17204444), (20, 8602222), (40, 4301111), (47, 3660520), (94, 1830260), (188, 915130), (235, 732104), (376, 457565), (470, 366052), (940, 183026), (1880, 91513)]