520017860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{242999}}^1$

素因数の和:243115

約数の個数: 24

約数和(自身を含む): 1102248000

約数和(自身を除く): 582230140

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 242999, 485998, 971996, 1214995, 2429990, 4859980, 26000893, 52001786, 104003572, 130004465, 260008930, 520017860]

約数ペア:

[(1, 520017860), (2, 260008930), (4, 130004465), (5, 104003572), (10, 52001786), (20, 26000893), (107, 4859980), (214, 2429990), (428, 1214995), (535, 971996), (1070, 485998), (2140, 242999)]