2844820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 6648768

約数和(自身を除く): 3803948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 193, 220, 268, 335, 386, 670, 737, 772, 965, 1340, 1474, 1930, 2123, 2948, 3685, 3860, 4246, 7370, 8492, 10615, 12931, 14740, 21230, 25862, 42460, 51724, 64655, 129310, 142241, 258620, 284482, 568964, 711205, 1422410, 2844820]

約数ペア:

[(1, 2844820), (2, 1422410), (4, 711205), (5, 568964), (10, 284482), (11, 258620), (20, 142241), (22, 129310), (44, 64655), (55, 51724), (67, 42460), (110, 25862), (134, 21230), (193, 14740), (220, 12931), (268, 10615), (335, 8492), (386, 7370), (670, 4246), (737, 3860), (772, 3685), (965, 2948), (1340, 2123), (1474, 1930)]