57855160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131489}}^1$

素因数の和:131511

約数の個数: 32

約数和(自身を含む): 142009200

約数和(自身を除く): 84154040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 131489, 262978, 525956, 657445, 1051912, 1314890, 1446379, 2629780, 2892758, 5259560, 5785516, 7231895, 11571032, 14463790, 28927580, 57855160]

約数ペア:

[(1, 57855160), (2, 28927580), (4, 14463790), (5, 11571032), (8, 7231895), (10, 5785516), (11, 5259560), (20, 2892758), (22, 2629780), (40, 1446379), (44, 1314890), (55, 1051912), (88, 657445), (110, 525956), (220, 262978), (440, 131489)]