7295740

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1289}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 15387120

約数和(自身を除く): 8091380

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1289, 1415, 2578, 2830, 5156, 5660, 6445, 12890, 25780, 364787, 729574, 1459148, 1823935, 3647870, 7295740]

約数ペア:

[(1, 7295740), (2, 3647870), (4, 1823935), (5, 1459148), (10, 729574), (20, 364787), (283, 25780), (566, 12890), (1132, 6445), (1289, 5660), (1415, 5156), (2578, 2830)]