2019870140

素因数分解:

$2^2\times 5^1\times {\mathrm{5189}}^1\times {\mathrm{19463}}^1$

素因数の和:24661

約数の個数: 24

約数和(自身を含む): 4242762720

約数和(自身を除く): 2222892580

約数列:

[1, 2, 4, 5, 10, 20, 5189, 10378, 19463, 20756, 25945, 38926, 51890, 77852, 97315, 103780, 194630, 389260, 100993507, 201987014, 403974028, 504967535, 1009935070, 2019870140]

約数ペア:

[(1, 2019870140), (2, 1009935070), (4, 504967535), (5, 403974028), (10, 201987014), (20, 100993507), (5189, 389260), (10378, 194630), (19463, 103780), (20756, 97315), (25945, 77852), (38926, 51890)]