1922690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{227}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 4366656

約数和(自身を除く): 2443966

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 227, 242, 385, 454, 605, 770, 847, 1135, 1210, 1589, 1694, 2270, 2497, 3178, 4235, 4994, 7945, 8470, 12485, 15890, 17479, 24970, 27467, 34958, 54934, 87395, 137335, 174790, 192269, 274670, 384538, 961345, 1922690]

約数ペア:

[(1, 1922690), (2, 961345), (5, 384538), (7, 274670), (10, 192269), (11, 174790), (14, 137335), (22, 87395), (35, 54934), (55, 34958), (70, 27467), (77, 24970), (110, 17479), (121, 15890), (154, 12485), (227, 8470), (242, 7945), (385, 4994), (454, 4235), (605, 3178), (770, 2497), (847, 2270), (1135, 1694), (1210, 1589)]