201643580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530641}}^1$

素因数の和:530669

約数の個数: 24

約数和(自身を含む): 445739280

約数和(自身を除く): 244095700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530641, 1061282, 2122564, 2653205, 5306410, 10082179, 10612820, 20164358, 40328716, 50410895, 100821790, 201643580]

約数ペア:

[(1, 201643580), (2, 100821790), (4, 50410895), (5, 40328716), (10, 20164358), (19, 10612820), (20, 10082179), (38, 5306410), (76, 2653205), (95, 2122564), (190, 1061282), (380, 530641)]