56997160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129539}}^1$

素因数の和:129561

約数の個数: 32

約数和(自身を含む): 139903200

約数和(自身を除く): 82906040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 129539, 259078, 518156, 647695, 1036312, 1295390, 1424929, 2590780, 2849858, 5181560, 5699716, 7124645, 11399432, 14249290, 28498580, 56997160]

約数ペア:

[(1, 56997160), (2, 28498580), (4, 14249290), (5, 11399432), (8, 7124645), (10, 5699716), (11, 5181560), (20, 2849858), (22, 2590780), (40, 1424929), (44, 1295390), (55, 1036312), (88, 647695), (110, 518156), (220, 259078), (440, 129539)]