201170980

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{9871}}^1$

素因数の和:10899

約数の個数: 24

約数和(自身を含む): 422916480

約数和(自身を除く): 221745500

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 9871, 10190, 19742, 20380, 39484, 49355, 98710, 197420, 10058549, 20117098, 40234196, 50292745, 100585490, 201170980]

約数ペア:

[(1, 201170980), (2, 100585490), (4, 50292745), (5, 40234196), (10, 20117098), (20, 10058549), (1019, 197420), (2038, 98710), (4076, 49355), (5095, 39484), (9871, 20380), (10190, 19742)]