27926680

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{863}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 62985600

約数和(自身を除く): 35058920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 863, 1618, 1726, 3236, 3452, 4045, 4315, 6472, 6904, 8090, 8630, 16180, 17260, 32360, 34520, 698167, 1396334, 2792668, 3490835, 5585336, 6981670, 13963340, 27926680]

約数ペア:

[(1, 27926680), (2, 13963340), (4, 6981670), (5, 5585336), (8, 3490835), (10, 2792668), (20, 1396334), (40, 698167), (809, 34520), (863, 32360), (1618, 17260), (1726, 16180), (3236, 8630), (3452, 8090), (4045, 6904), (4315, 6472)]