202217420

素因数分解:

$2^2\times 5^1\times {\mathrm{10110871}}^1$

素因数の和:10110880

約数の個数: 12

約数和(自身を含む): 424656624

約数和(自身を除く): 222439204

約数列:

[1, 2, 4, 5, 10, 20, 10110871, 20221742, 40443484, 50554355, 101108710, 202217420]

約数ペア:

[(1, 202217420), (2, 101108710), (4, 50554355), (5, 40443484), (10, 20221742), (20, 10110871)]