194540980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{90907}}^1$

素因数の和:91023

約数の個数: 24

約数和(自身を含む): 412358688

約数和(自身を除く): 217817708

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 90907, 181814, 363628, 454535, 909070, 1818140, 9727049, 19454098, 38908196, 48635245, 97270490, 194540980]

約数ペア:

[(1, 194540980), (2, 97270490), (4, 48635245), (5, 38908196), (10, 19454098), (20, 9727049), (107, 1818140), (214, 909070), (428, 454535), (535, 363628), (1070, 181814), (2140, 90907)]