27168940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 59623200

約数和(自身を除く): 32454260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 337, 556, 580, 674, 695, 1348, 1390, 1685, 2780, 3370, 4031, 6740, 8062, 9773, 16124, 19546, 20155, 39092, 40310, 46843, 48865, 80620, 93686, 97730, 187372, 195460, 234215, 468430, 936860, 1358447, 2716894, 5433788, 6792235, 13584470, 27168940]

約数ペア:

[(1, 27168940), (2, 13584470), (4, 6792235), (5, 5433788), (10, 2716894), (20, 1358447), (29, 936860), (58, 468430), (116, 234215), (139, 195460), (145, 187372), (278, 97730), (290, 93686), (337, 80620), (556, 48865), (580, 46843), (674, 40310), (695, 39092), (1348, 20155), (1390, 19546), (1685, 16124), (2780, 9773), (3370, 8062), (4031, 6740)]