11388080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12941}}^1$

素因数の和:12965

約数の個数: 40

約数和(自身を含む): 28886544

約数和(自身を除く): 17498464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 12941, 25882, 51764, 64705, 103528, 129410, 142351, 207056, 258820, 284702, 517640, 569404, 711755, 1035280, 1138808, 1423510, 2277616, 2847020, 5694040, 11388080]

約数ペア:

[(1, 11388080), (2, 5694040), (4, 2847020), (5, 2277616), (8, 1423510), (10, 1138808), (11, 1035280), (16, 711755), (20, 569404), (22, 517640), (40, 284702), (44, 258820), (55, 207056), (80, 142351), (88, 129410), (110, 103528), (176, 64705), (220, 51764), (440, 25882), (880, 12941)]