17447540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 40569984

約数和(自身を除く): 23122444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1117, 1420, 1562, 2234, 3124, 3905, 4468, 5585, 7810, 11170, 12287, 15620, 22340, 24574, 49148, 61435, 79307, 122870, 158614, 245740, 317228, 396535, 793070, 872377, 1586140, 1744754, 3489508, 4361885, 8723770, 17447540]

約数ペア:

[(1, 17447540), (2, 8723770), (4, 4361885), (5, 3489508), (10, 1744754), (11, 1586140), (20, 872377), (22, 793070), (44, 396535), (55, 317228), (71, 245740), (110, 158614), (142, 122870), (220, 79307), (284, 61435), (355, 49148), (710, 24574), (781, 22340), (1117, 15620), (1420, 12287), (1562, 11170), (2234, 7810), (3124, 5585), (3905, 4468)]