15892991480

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1200377}}^1$

素因数の和:1200719

約数の個数: 32

約数和(自身を含む): 35867294640

約数和(自身を除く): 19974303160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 1200377, 2400754, 4801508, 6001885, 9603016, 12003770, 24007540, 48015080, 397324787, 794649574, 1589299148, 1986623935, 3178598296, 3973247870, 7946495740, 15892991480]

約数ペア:

[(1, 15892991480), (2, 7946495740), (4, 3973247870), (5, 3178598296), (8, 1986623935), (10, 1589299148), (20, 794649574), (40, 397324787), (331, 48015080), (662, 24007540), (1324, 12003770), (1655, 9603016), (2648, 6001885), (3310, 4801508), (6620, 2400754), (13240, 1200377)]