284960440

素因数分解:

$2^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{7603}}^1$

素因数の和:8551

約数の個数: 32

約数和(自身を含む): 641929680

約数和(自身を除く): 356969240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 937, 1874, 3748, 4685, 7496, 7603, 9370, 15206, 18740, 30412, 37480, 38015, 60824, 76030, 152060, 304120, 7124011, 14248022, 28496044, 35620055, 56992088, 71240110, 142480220, 284960440]

約数ペア:

[(1, 284960440), (2, 142480220), (4, 71240110), (5, 56992088), (8, 35620055), (10, 28496044), (20, 14248022), (40, 7124011), (937, 304120), (1874, 152060), (3748, 76030), (4685, 60824), (7496, 38015), (7603, 37480), (9370, 30412), (15206, 18740)]