138128540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{9371}}^1$

素因数の和:9458

約数の個数: 48

約数和(自身を含む): 321197184

約数和(自身を除く): 183068644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 7370, 9371, 14740, 18742, 37484, 46855, 93710, 103081, 187420, 206162, 412324, 515405, 627857, 1030810, 1255714, 2061620, 2511428, 3139285, 6278570, 6906427, 12557140, 13812854, 27625708, 34532135, 69064270, 138128540]

約数ペア:

[(1, 138128540), (2, 69064270), (4, 34532135), (5, 27625708), (10, 13812854), (11, 12557140), (20, 6906427), (22, 6278570), (44, 3139285), (55, 2511428), (67, 2061620), (110, 1255714), (134, 1030810), (220, 627857), (268, 515405), (335, 412324), (670, 206162), (737, 187420), (1340, 103081), (1474, 93710), (2948, 46855), (3685, 37484), (7370, 18742), (9371, 14740)]