139466120

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{33851}}^1$

素因数の和:33965

約数の個数: 32

約数和(自身を含む): 316854720

約数和(自身を除く): 177388600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 33851, 67702, 135404, 169255, 270808, 338510, 677020, 1354040, 3486653, 6973306, 13946612, 17433265, 27893224, 34866530, 69733060, 139466120]

約数ペア:

[(1, 139466120), (2, 69733060), (4, 34866530), (5, 27893224), (8, 17433265), (10, 13946612), (20, 6973306), (40, 3486653), (103, 1354040), (206, 677020), (412, 338510), (515, 270808), (824, 169255), (1030, 135404), (2060, 67702), (4120, 33851)]