28822940

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1777}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 60636912

約数和(自身を除く): 31813972

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 1777, 3244, 3554, 4055, 7108, 8110, 8885, 16220, 17770, 35540, 1441147, 2882294, 5764588, 7205735, 14411470, 28822940]

約数ペア:

[(1, 28822940), (2, 14411470), (4, 7205735), (5, 5764588), (10, 2882294), (20, 1441147), (811, 35540), (1622, 17770), (1777, 16220), (3244, 8885), (3554, 8110), (4055, 7108)]