734634520

素因数分解:

$2^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{13903}}^1$

素因数の和:15235

約数の個数: 32

約数和(自身を含む): 1654297920

約数和(自身を除く): 919663400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1321, 2642, 5284, 6605, 10568, 13210, 13903, 26420, 27806, 52840, 55612, 69515, 111224, 139030, 278060, 556120, 18365863, 36731726, 73463452, 91829315, 146926904, 183658630, 367317260, 734634520]

約数ペア:

[(1, 734634520), (2, 367317260), (4, 183658630), (5, 146926904), (8, 91829315), (10, 73463452), (20, 36731726), (40, 18365863), (1321, 556120), (2642, 278060), (5284, 139030), (6605, 111224), (10568, 69515), (13210, 55612), (13903, 52840), (26420, 27806)]