40986530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{315281}}^1$

素因数の和:315301

約数の個数: 16

約数和(自身を含む): 79451064

約数和(自身を除く): 38464534

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 315281, 630562, 1576405, 3152810, 4098653, 8197306, 20493265, 40986530]

約数ペア:

[(1, 40986530), (2, 20493265), (5, 8197306), (10, 4098653), (13, 3152810), (26, 1576405), (65, 630562), (130, 315281)]