2805440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:825

約数の個数: 56

約数和(自身を含む): 7296912

約数和(自身を除く): 4491472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 797, 880, 1594, 1760, 3188, 3520, 3985, 6376, 7970, 8767, 12752, 15940, 17534, 25504, 31880, 35068, 43835, 51008, 63760, 70136, 87670, 127520, 140272, 175340, 255040, 280544, 350680, 561088, 701360, 1402720, 2805440]

約数ペア:

[(1, 2805440), (2, 1402720), (4, 701360), (5, 561088), (8, 350680), (10, 280544), (11, 255040), (16, 175340), (20, 140272), (22, 127520), (32, 87670), (40, 70136), (44, 63760), (55, 51008), (64, 43835), (80, 35068), (88, 31880), (110, 25504), (160, 17534), (176, 15940), (220, 12752), (320, 8767), (352, 7970), (440, 6376), (704, 3985), (797, 3520), (880, 3188), (1594, 1760)]