40851580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:715

約数の個数: 96

約数和(自身を含む): 109734912

約数和(自身を除く): 68883332

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 647, 770, 820, 902, 1148, 1294, 1435, 1540, 1804, 2255, 2588, 2870, 3157, 3235, 4510, 4529, 5740, 6314, 6470, 7117, 9020, 9058, 12628, 12940, 14234, 15785, 18116, 22645, 26527, 28468, 31570, 35585, 45290, 49819, 53054, 63140, 71170, 90580, 99638, 106108, 132635, 142340, 185689, 199276, 249095, 265270, 291797, 371378, 498190, 530540, 583594, 742756, 928445, 996380, 1167188, 1458985, 1856890, 2042579, 2917970, 3713780, 4085158, 5835940, 8170316, 10212895, 20425790, 40851580]

約数ペア:

[(1, 40851580), (2, 20425790), (4, 10212895), (5, 8170316), (7, 5835940), (10, 4085158), (11, 3713780), (14, 2917970), (20, 2042579), (22, 1856890), (28, 1458985), (35, 1167188), (41, 996380), (44, 928445), (55, 742756), (70, 583594), (77, 530540), (82, 498190), (110, 371378), (140, 291797), (154, 265270), (164, 249095), (205, 199276), (220, 185689), (287, 142340), (308, 132635), (385, 106108), (410, 99638), (451, 90580), (574, 71170), (647, 63140), (770, 53054), (820, 49819), (902, 45290), (1148, 35585), (1294, 31570), (1435, 28468), (1540, 26527), (1804, 22645), (2255, 18116), (2588, 15785), (2870, 14234), (3157, 12940), (3235, 12628), (4510, 9058), (4529, 9020), (5740, 7117), (6314, 6470)]