26315782940

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2525507}}^1$

素因数の和:2526037

約数の個数: 24

約数和(自身を含む): 55369237392

約数和(自身を除く): 29053454452

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 10420, 2525507, 5051014, 10102028, 12627535, 25255070, 50510140, 1315789147, 2631578294, 5263156588, 6578945735, 13157891470, 26315782940]

約数ペア:

[(1, 26315782940), (2, 13157891470), (4, 6578945735), (5, 5263156588), (10, 2631578294), (20, 1315789147), (521, 50510140), (1042, 25255070), (2084, 12627535), (2605, 10102028), (5210, 5051014), (10420, 2525507)]