201688120

素因数分解:

$2^3\times 5^1\times {\mathrm{5042203}}^1$

素因数の和:5042214

約数の個数: 16

約数和(自身を含む): 453798360

約数和(自身を除く): 252110240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5042203, 10084406, 20168812, 25211015, 40337624, 50422030, 100844060, 201688120]

約数ペア:

[(1, 201688120), (2, 100844060), (4, 50422030), (5, 40337624), (8, 25211015), (10, 20168812), (20, 10084406), (40, 5042203)]