12387220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36433}}^1$

素因数の和:36459

約数の個数: 24

約数和(自身を含む): 27544104

約数和(自身を除く): 15156884

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 36433, 72866, 145732, 182165, 364330, 619361, 728660, 1238722, 2477444, 3096805, 6193610, 12387220]

約数ペア:

[(1, 12387220), (2, 6193610), (4, 3096805), (5, 2477444), (10, 1238722), (17, 728660), (20, 619361), (34, 364330), (68, 182165), (85, 145732), (170, 72866), (340, 36433)]