139820660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{24359}}^1$

素因数の和:24416

約数の個数: 48

約数和(自身を含む): 343768320

約数和(自身を除く): 203947660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 24359, 48718, 97436, 121795, 170513, 243590, 341026, 487180, 682052, 852565, 998719, 1705130, 1997438, 3410260, 3994876, 4993595, 6991033, 9987190, 13982066, 19974380, 27964132, 34955165, 69910330, 139820660]

約数ペア:

[(1, 139820660), (2, 69910330), (4, 34955165), (5, 27964132), (7, 19974380), (10, 13982066), (14, 9987190), (20, 6991033), (28, 4993595), (35, 3994876), (41, 3410260), (70, 1997438), (82, 1705130), (140, 998719), (164, 852565), (205, 682052), (287, 487180), (410, 341026), (574, 243590), (820, 170513), (1148, 121795), (1435, 97436), (2870, 48718), (5740, 24359)]