201497420

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{66721}}^1$

素因数の和:66881

約数の個数: 24

約数和(自身を含む): 425953248

約数和(自身を除く): 224455828

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 66721, 133442, 266884, 333605, 667210, 1334420, 10074871, 20149742, 40299484, 50374355, 100748710, 201497420]

約数ペア:

[(1, 201497420), (2, 100748710), (4, 50374355), (5, 40299484), (10, 20149742), (20, 10074871), (151, 1334420), (302, 667210), (604, 333605), (755, 266884), (1510, 133442), (3020, 66721)]