139156940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{535219}}^1$

素因数の和:535241

約数の個数: 24

約数和(自身を含む): 314709360

約数和(自身を除く): 175552420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 535219, 1070438, 2140876, 2676095, 5352190, 6957847, 10704380, 13915694, 27831388, 34789235, 69578470, 139156940]

約数ペア:

[(1, 139156940), (2, 69578470), (4, 34789235), (5, 27831388), (10, 13915694), (13, 10704380), (20, 6957847), (26, 5352190), (52, 2676095), (65, 2140876), (130, 1070438), (260, 535219)]