207743840

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9341}}^1$

素因数の和:9495

約数の個数: 48

約数和(自身を含む): 494378640

約数和(自身を除く): 286634800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 9341, 11120, 18682, 22240, 37364, 46705, 74728, 93410, 149456, 186820, 298912, 373640, 747280, 1298399, 1494560, 2596798, 5193596, 6491995, 10387192, 12983990, 20774384, 25967980, 41548768, 51935960, 103871920, 207743840]

約数ペア:

[(1, 207743840), (2, 103871920), (4, 51935960), (5, 41548768), (8, 25967980), (10, 20774384), (16, 12983990), (20, 10387192), (32, 6491995), (40, 5193596), (80, 2596798), (139, 1494560), (160, 1298399), (278, 747280), (556, 373640), (695, 298912), (1112, 186820), (1390, 149456), (2224, 93410), (2780, 74728), (4448, 46705), (5560, 37364), (9341, 22240), (11120, 18682)]