84315080

素因数分解:

$2^3\times 5^1\times {\mathrm{2107877}}^1$

素因数の和:2107888

約数の個数: 16

約数和(自身を含む): 189709020

約数和(自身を除く): 105393940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2107877, 4215754, 8431508, 10539385, 16863016, 21078770, 42157540, 84315080]

約数ペア:

[(1, 84315080), (2, 42157540), (4, 21078770), (5, 16863016), (8, 10539385), (10, 8431508), (20, 4215754), (40, 2107877)]