13428140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{911}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 31256064

約数和(自身を除く): 17827924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 911, 1340, 1474, 1822, 2948, 3644, 3685, 4555, 7370, 9110, 10021, 14740, 18220, 20042, 40084, 50105, 61037, 100210, 122074, 200420, 244148, 305185, 610370, 671407, 1220740, 1342814, 2685628, 3357035, 6714070, 13428140]

約数ペア:

[(1, 13428140), (2, 6714070), (4, 3357035), (5, 2685628), (10, 1342814), (11, 1220740), (20, 671407), (22, 610370), (44, 305185), (55, 244148), (67, 200420), (110, 122074), (134, 100210), (220, 61037), (268, 50105), (335, 40084), (670, 20042), (737, 18220), (911, 14740), (1340, 10021), (1474, 9110), (1822, 7370), (2948, 4555), (3644, 3685)]