16722860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10859}}^1$

素因数の和:10886

約数の個数: 48

約数和(自身を含む): 43787520

約数和(自身を除く): 27064660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10859, 21718, 43436, 54295, 76013, 108590, 119449, 152026, 217180, 238898, 304052, 380065, 477796, 597245, 760130, 836143, 1194490, 1520260, 1672286, 2388980, 3344572, 4180715, 8361430, 16722860]

約数ペア:

[(1, 16722860), (2, 8361430), (4, 4180715), (5, 3344572), (7, 2388980), (10, 1672286), (11, 1520260), (14, 1194490), (20, 836143), (22, 760130), (28, 597245), (35, 477796), (44, 380065), (55, 304052), (70, 238898), (77, 217180), (110, 152026), (140, 119449), (154, 108590), (220, 76013), (308, 54295), (385, 43436), (770, 21718), (1540, 10859)]