16436740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 35642880

約数和(自身を除く): 19206140

約数列:

[1, 2, 4, 5, 10, 20, 79, 101, 103, 158, 202, 206, 316, 395, 404, 412, 505, 515, 790, 1010, 1030, 1580, 2020, 2060, 7979, 8137, 10403, 15958, 16274, 20806, 31916, 32548, 39895, 40685, 41612, 52015, 79790, 81370, 104030, 159580, 162740, 208060, 821837, 1643674, 3287348, 4109185, 8218370, 16436740]

約数ペア:

[(1, 16436740), (2, 8218370), (4, 4109185), (5, 3287348), (10, 1643674), (20, 821837), (79, 208060), (101, 162740), (103, 159580), (158, 104030), (202, 81370), (206, 79790), (316, 52015), (395, 41612), (404, 40685), (412, 39895), (505, 32548), (515, 31916), (790, 20806), (1010, 16274), (1030, 15958), (1580, 10403), (2020, 8137), (2060, 7979)]