40407878

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 75922272

約数和(自身を除く): 35514394

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 101, 119, 202, 238, 287, 574, 697, 707, 1394, 1414, 1681, 1717, 3362, 3434, 4141, 4879, 8282, 9758, 11767, 12019, 23534, 24038, 28577, 28987, 57154, 57974, 70397, 140794, 169781, 200039, 339562, 400078, 492779, 985558, 1188467, 2376934, 2886277, 5772554, 20203939, 40407878]

約数ペア:

[(1, 40407878), (2, 20203939), (7, 5772554), (14, 2886277), (17, 2376934), (34, 1188467), (41, 985558), (82, 492779), (101, 400078), (119, 339562), (202, 200039), (238, 169781), (287, 140794), (574, 70397), (697, 57974), (707, 57154), (1394, 28987), (1414, 28577), (1681, 24038), (1717, 23534), (3362, 12019), (3434, 11767), (4141, 9758), (4879, 8282)]