26697880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 66977280

約数和(自身を除く): 40279400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1291, 1880, 2068, 2582, 2585, 4136, 5164, 5170, 6455, 10328, 10340, 12910, 14201, 20680, 25820, 28402, 51640, 56804, 60677, 71005, 113608, 121354, 142010, 242708, 284020, 303385, 485416, 568040, 606770, 667447, 1213540, 1334894, 2427080, 2669788, 3337235, 5339576, 6674470, 13348940, 26697880]

約数ペア:

[(1, 26697880), (2, 13348940), (4, 6674470), (5, 5339576), (8, 3337235), (10, 2669788), (11, 2427080), (20, 1334894), (22, 1213540), (40, 667447), (44, 606770), (47, 568040), (55, 485416), (88, 303385), (94, 284020), (110, 242708), (188, 142010), (220, 121354), (235, 113608), (376, 71005), (440, 60677), (470, 56804), (517, 51640), (940, 28402), (1034, 25820), (1291, 20680), (1880, 14201), (2068, 12910), (2582, 10340), (2585, 10328), (4136, 6455), (5164, 5170)]