22819280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25931}}^1$

素因数の和:25955

約数の個数: 40

約数和(自身を含む): 57880224

約数和(自身を除く): 35060944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 25931, 51862, 103724, 129655, 207448, 259310, 285241, 414896, 518620, 570482, 1037240, 1140964, 1426205, 2074480, 2281928, 2852410, 4563856, 5704820, 11409640, 22819280]

約数ペア:

[(1, 22819280), (2, 11409640), (4, 5704820), (5, 4563856), (8, 2852410), (10, 2281928), (11, 2074480), (16, 1426205), (20, 1140964), (22, 1037240), (40, 570482), (44, 518620), (55, 414896), (80, 285241), (88, 259310), (110, 207448), (176, 129655), (220, 103724), (440, 51862), (880, 25931)]