4628140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 10755360

約数和(自身を除く): 6127220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 193, 218, 220, 386, 436, 545, 772, 965, 1090, 1199, 1930, 2123, 2180, 2398, 3860, 4246, 4796, 5995, 8492, 10615, 11990, 21037, 21230, 23980, 42074, 42460, 84148, 105185, 210370, 231407, 420740, 462814, 925628, 1157035, 2314070, 4628140]

約数ペア:

[(1, 4628140), (2, 2314070), (4, 1157035), (5, 925628), (10, 462814), (11, 420740), (20, 231407), (22, 210370), (44, 105185), (55, 84148), (109, 42460), (110, 42074), (193, 23980), (218, 21230), (220, 21037), (386, 11990), (436, 10615), (545, 8492), (772, 5995), (965, 4796), (1090, 4246), (1199, 3860), (1930, 2398), (2123, 2180)]