16646980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{118907}}^1$

素因数の和:118923

約数の個数: 24

約数和(自身を含む): 39953088

約数和(自身を除く): 23306108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 118907, 237814, 475628, 594535, 832349, 1189070, 1664698, 2378140, 3329396, 4161745, 8323490, 16646980]

約数ペア:

[(1, 16646980), (2, 8323490), (4, 4161745), (5, 3329396), (7, 2378140), (10, 1664698), (14, 1189070), (20, 832349), (28, 594535), (35, 475628), (70, 237814), (140, 118907)]