20300710

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{919}}^1$

素因数の和:1020

約数の個数: 24

約数和(自身を含む): 37375920

約数和(自身を除く): 17075210

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 919, 1838, 2209, 4418, 4595, 9190, 11045, 22090, 43193, 86386, 215965, 431930, 2030071, 4060142, 10150355, 20300710]

約数ペア:

[(1, 20300710), (2, 10150355), (5, 4060142), (10, 2030071), (47, 431930), (94, 215965), (235, 86386), (470, 43193), (919, 22090), (1838, 11045), (2209, 9190), (4418, 4595)]