9429980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 22814400

約数和(自身を除く): 13384420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 349, 386, 698, 772, 965, 1351, 1396, 1745, 1930, 2443, 2702, 3490, 3860, 4886, 5404, 6755, 6980, 9772, 12215, 13510, 24430, 27020, 48860, 67357, 134714, 269428, 336785, 471499, 673570, 942998, 1347140, 1885996, 2357495, 4714990, 9429980]

約数ペア:

[(1, 9429980), (2, 4714990), (4, 2357495), (5, 1885996), (7, 1347140), (10, 942998), (14, 673570), (20, 471499), (28, 336785), (35, 269428), (70, 134714), (140, 67357), (193, 48860), (349, 27020), (386, 24430), (698, 13510), (772, 12215), (965, 9772), (1351, 6980), (1396, 6755), (1745, 5404), (1930, 4886), (2443, 3860), (2702, 3490)]