7928360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 20027520

約数和(自身を除く): 12099160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 487, 740, 814, 974, 1480, 1628, 1948, 2035, 2435, 3256, 3896, 4070, 4870, 5357, 8140, 9740, 10714, 16280, 18019, 19480, 21428, 26785, 36038, 42856, 53570, 72076, 90095, 107140, 144152, 180190, 198209, 214280, 360380, 396418, 720760, 792836, 991045, 1585672, 1982090, 3964180, 7928360]

約数ペア:

[(1, 7928360), (2, 3964180), (4, 1982090), (5, 1585672), (8, 991045), (10, 792836), (11, 720760), (20, 396418), (22, 360380), (37, 214280), (40, 198209), (44, 180190), (55, 144152), (74, 107140), (88, 90095), (110, 72076), (148, 53570), (185, 42856), (220, 36038), (296, 26785), (370, 21428), (407, 19480), (440, 18019), (487, 16280), (740, 10714), (814, 9740), (974, 8140), (1480, 5357), (1628, 4870), (1948, 4070), (2035, 3896), (2435, 3256)]