15950020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{11903}}^1$

素因数の和:11979

約数の個数: 24

約数和(自身を含む): 33997824

約数和(自身を除く): 18047804

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 11903, 23806, 47612, 59515, 119030, 238060, 797501, 1595002, 3190004, 3987505, 7975010, 15950020]

約数ペア:

[(1, 15950020), (2, 7975010), (4, 3987505), (5, 3190004), (10, 1595002), (20, 797501), (67, 238060), (134, 119030), (268, 59515), (335, 47612), (670, 23806), (1340, 11903)]