428508740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{33013}}^1$

素因数の和:33092

約数の個数: 48

約数和(自身を含む): 998343360

約数和(自身を除く): 569834620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 12980, 33013, 66026, 132052, 165065, 330130, 363143, 660260, 726286, 1452572, 1815715, 1947767, 3631430, 3895534, 7262860, 7791068, 9738835, 19477670, 21425437, 38955340, 42850874, 85701748, 107127185, 214254370, 428508740]

約数ペア:

[(1, 428508740), (2, 214254370), (4, 107127185), (5, 85701748), (10, 42850874), (11, 38955340), (20, 21425437), (22, 19477670), (44, 9738835), (55, 7791068), (59, 7262860), (110, 3895534), (118, 3631430), (220, 1947767), (236, 1815715), (295, 1452572), (590, 726286), (649, 660260), (1180, 363143), (1298, 330130), (2596, 165065), (3245, 132052), (6490, 66026), (12980, 33013)]