91442980

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{5569}}^1$

素因数の和:6399

約数の個数: 24

約数和(自身を含む): 192298680

約数和(自身を除く): 100855700

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 5569, 8210, 11138, 16420, 22276, 27845, 55690, 111380, 4572149, 9144298, 18288596, 22860745, 45721490, 91442980]

約数ペア:

[(1, 91442980), (2, 45721490), (4, 22860745), (5, 18288596), (10, 9144298), (20, 4572149), (821, 111380), (1642, 55690), (3284, 27845), (4105, 22276), (5569, 16420), (8210, 11138)]