2379980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 5042688

約数和(自身を除く): 2662708

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 937, 1270, 1874, 2540, 3748, 4685, 9370, 18740, 118999, 237998, 475996, 594995, 1189990, 2379980]

約数ペア:

[(1, 2379980), (2, 1189990), (4, 594995), (5, 475996), (10, 237998), (20, 118999), (127, 18740), (254, 9370), (508, 4685), (635, 3748), (937, 2540), (1270, 1874)]