20109540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30469}}^1$

素因数の和:30492

約数の個数: 48

約数和(自身を含む): 61427520

約数和(自身を除く): 41317980

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30469, 60938, 91407, 121876, 152345, 182814, 304690, 335159, 365628, 457035, 609380, 670318, 914070, 1005477, 1340636, 1675795, 1828140, 2010954, 3351590, 4021908, 5027385, 6703180, 10054770, 20109540]

約数ペア:

[(1, 20109540), (2, 10054770), (3, 6703180), (4, 5027385), (5, 4021908), (6, 3351590), (10, 2010954), (11, 1828140), (12, 1675795), (15, 1340636), (20, 1005477), (22, 914070), (30, 670318), (33, 609380), (44, 457035), (55, 365628), (60, 335159), (66, 304690), (110, 182814), (132, 152345), (165, 121876), (220, 91407), (330, 60938), (660, 30469)]