86926390

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{19801}}^1$

素因数の和:20247

約数の個数: 16

約数和(自身を含む): 156831840

約数和(自身を除く): 69905450

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 19801, 39602, 99005, 198010, 8692639, 17385278, 43463195, 86926390]

約数ペア:

[(1, 86926390), (2, 43463195), (5, 17385278), (10, 8692639), (439, 198010), (878, 99005), (2195, 39602), (4390, 19801)]