7857080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2551}}^1$

素因数の和:2580

約数の個数: 64

約数和(自身を含む): 22049280

約数和(自身を除く): 14192200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 2551, 3080, 5102, 10204, 12755, 17857, 20408, 25510, 28061, 35714, 51020, 56122, 71428, 89285, 102040, 112244, 140305, 142856, 178570, 196427, 224488, 280610, 357140, 392854, 561220, 714280, 785708, 982135, 1122440, 1571416, 1964270, 3928540, 7857080]

約数ペア:

[(1, 7857080), (2, 3928540), (4, 1964270), (5, 1571416), (7, 1122440), (8, 982135), (10, 785708), (11, 714280), (14, 561220), (20, 392854), (22, 357140), (28, 280610), (35, 224488), (40, 196427), (44, 178570), (55, 142856), (56, 140305), (70, 112244), (77, 102040), (88, 89285), (110, 71428), (140, 56122), (154, 51020), (220, 35714), (280, 28061), (308, 25510), (385, 20408), (440, 17857), (616, 12755), (770, 10204), (1540, 5102), (2551, 3080)]