86071780

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{3739}}^1$

素因数の和:4899

約数の個数: 24

約数和(自身を含む): 180956160

約数和(自身を除く): 94884380

約数列:

[1, 2, 4, 5, 10, 20, 1151, 2302, 3739, 4604, 5755, 7478, 11510, 14956, 18695, 23020, 37390, 74780, 4303589, 8607178, 17214356, 21517945, 43035890, 86071780]

約数ペア:

[(1, 86071780), (2, 43035890), (4, 21517945), (5, 17214356), (10, 8607178), (20, 4303589), (1151, 74780), (2302, 37390), (3739, 23020), (4604, 18695), (5755, 14956), (7478, 11510)]