28851460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131143}}^1$

素因数の和:131163

約数の個数: 24

約数和(自身を含む): 66096576

約数和(自身を除く): 37245116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 131143, 262286, 524572, 655715, 1311430, 1442573, 2622860, 2885146, 5770292, 7212865, 14425730, 28851460]

約数ペア:

[(1, 28851460), (2, 14425730), (4, 7212865), (5, 5770292), (10, 2885146), (11, 2622860), (20, 1442573), (22, 1311430), (44, 655715), (55, 524572), (110, 262286), (220, 131143)]