22015480

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1277}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 49688640

約数和(自身を除く): 27673160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1277, 1724, 2155, 2554, 3448, 4310, 5108, 6385, 8620, 10216, 12770, 17240, 25540, 51080, 550387, 1100774, 2201548, 2751935, 4403096, 5503870, 11007740, 22015480]

約数ペア:

[(1, 22015480), (2, 11007740), (4, 5503870), (5, 4403096), (8, 2751935), (10, 2201548), (20, 1100774), (40, 550387), (431, 51080), (862, 25540), (1277, 17240), (1724, 12770), (2155, 10216), (2554, 8620), (3448, 6385), (4310, 5108)]