28536080

素因数分解:

$2^4\times 5^1\times {\mathrm{356701}}^1$

素因数の和:356714

約数の個数: 20

約数和(自身を含む): 66346572

約数和(自身を除く): 37810492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 356701, 713402, 1426804, 1783505, 2853608, 3567010, 5707216, 7134020, 14268040, 28536080]

約数ペア:

[(1, 28536080), (2, 14268040), (4, 7134020), (5, 5707216), (8, 3567010), (10, 2853608), (16, 1783505), (20, 1426804), (40, 713402), (80, 356701)]