520080940

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{38639}}^1$

素因数の和:39321

約数の個数: 24

約数和(自身を含む): 1093821120

約数和(自身を除く): 573740180

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 6730, 13460, 38639, 77278, 154556, 193195, 386390, 772780, 26004047, 52008094, 104016188, 130020235, 260040470, 520080940]

約数ペア:

[(1, 520080940), (2, 260040470), (4, 130020235), (5, 104016188), (10, 52008094), (20, 26004047), (673, 772780), (1346, 386390), (2692, 193195), (3365, 154556), (6730, 77278), (13460, 38639)]