520058780

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{25771}}^1$

素因数の和:26789

約数の個数: 24

約数和(自身を含む): 1093248240

約数和(自身を除く): 573189460

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 4036, 5045, 10090, 20180, 25771, 51542, 103084, 128855, 257710, 515420, 26002939, 52005878, 104011756, 130014695, 260029390, 520058780]

約数ペア:

[(1, 520058780), (2, 260029390), (4, 130014695), (5, 104011756), (10, 52005878), (20, 26002939), (1009, 515420), (2018, 257710), (4036, 128855), (5045, 103084), (10090, 51542), (20180, 25771)]