28298540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83231}}^1$

素因数の和:83257

約数の個数: 24

約数和(自身を含む): 62923392

約数和(自身を除く): 34624852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83231, 166462, 332924, 416155, 832310, 1414927, 1664620, 2829854, 5659708, 7074635, 14149270, 28298540]

約数ペア:

[(1, 28298540), (2, 14149270), (4, 7074635), (5, 5659708), (10, 2829854), (17, 1664620), (20, 1414927), (34, 832310), (68, 416155), (85, 332924), (170, 166462), (340, 83231)]