28005730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{997}}^1$

素因数の和:1110

約数の個数: 24

約数和(自身を含む): 51430932

約数和(自身を除く): 23425202

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 997, 1994, 2809, 4985, 5618, 9970, 14045, 28090, 52841, 105682, 264205, 528410, 2800573, 5601146, 14002865, 28005730]

約数ペア:

[(1, 28005730), (2, 14002865), (5, 5601146), (10, 2800573), (53, 528410), (106, 264205), (265, 105682), (530, 52841), (997, 28090), (1994, 14045), (2809, 9970), (4985, 5618)]