28683290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{569}}^1$

素因数の和:718

約数の個数: 24

約数和(自身を含む): 52459380

約数和(自身を除く): 23776090

約数列:

[1, 2, 5, 10, 71, 142, 355, 569, 710, 1138, 2845, 5041, 5690, 10082, 25205, 40399, 50410, 80798, 201995, 403990, 2868329, 5736658, 14341645, 28683290]

約数ペア:

[(1, 28683290), (2, 14341645), (5, 5736658), (10, 2868329), (71, 403990), (142, 201995), (355, 80798), (569, 50410), (710, 40399), (1138, 25205), (2845, 10082), (5041, 5690)]