27778880

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1847}}^1$

素因数の和:1911

約数の個数: 56

約数和(自身を含む): 67592448

約数和(自身を除く): 39813568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1847, 1880, 3008, 3694, 3760, 7388, 7520, 9235, 14776, 15040, 18470, 29552, 36940, 59104, 73880, 86809, 118208, 147760, 173618, 295520, 347236, 434045, 591040, 694472, 868090, 1388944, 1736180, 2777888, 3472360, 5555776, 6944720, 13889440, 27778880]

約数ペア:

[(1, 27778880), (2, 13889440), (4, 6944720), (5, 5555776), (8, 3472360), (10, 2777888), (16, 1736180), (20, 1388944), (32, 868090), (40, 694472), (47, 591040), (64, 434045), (80, 347236), (94, 295520), (160, 173618), (188, 147760), (235, 118208), (320, 86809), (376, 73880), (470, 59104), (752, 36940), (940, 29552), (1504, 18470), (1847, 15040), (1880, 14776), (3008, 9235), (3694, 7520), (3760, 7388)]