1008380

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 2139648

約数和(自身を除く): 1131268

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 397, 508, 635, 794, 1270, 1588, 1985, 2540, 3970, 7940, 50419, 100838, 201676, 252095, 504190, 1008380]

約数ペア:

[(1, 1008380), (2, 504190), (4, 252095), (5, 201676), (10, 100838), (20, 50419), (127, 7940), (254, 3970), (397, 2540), (508, 1985), (635, 1588), (794, 1270)]