2173952120

素因数分解:

$2^3\times 5^1\times {\mathrm{54348803}}^1$

素因数の和:54348814

約数の個数: 16

約数和(自身を含む): 4891392360

約数和(自身を除く): 2717440240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 54348803, 108697606, 217395212, 271744015, 434790424, 543488030, 1086976060, 2173952120]

約数ペア:

[(1, 2173952120), (2, 1086976060), (4, 543488030), (5, 434790424), (8, 271744015), (10, 217395212), (20, 108697606), (40, 54348803)]