1402720

素因数分解:

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

素因数の和:823

約数の個数: 48

約数和(自身を含む): 3619728

約数和(自身を除く): 2217008

約数列:

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

約数ペア:

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