9638960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1781

約数の個数: 40

約数和(自身を含む): 22739616

約数和(自身を除く): 13100656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1697, 2840, 3394, 5680, 6788, 8485, 13576, 16970, 27152, 33940, 67880, 120487, 135760, 240974, 481948, 602435, 963896, 1204870, 1927792, 2409740, 4819480, 9638960]

約数ペア:

[(1, 9638960), (2, 4819480), (4, 2409740), (5, 1927792), (8, 1204870), (10, 963896), (16, 602435), (20, 481948), (40, 240974), (71, 135760), (80, 120487), (142, 67880), (284, 33940), (355, 27152), (568, 16970), (710, 13576), (1136, 8485), (1420, 6788), (1697, 5680), (2840, 3394)]