1393926580

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{36433}}^1$

素因数の和:38355

約数の個数: 24

約数和(自身を含む): 2928856392

約数和(自身を除く): 1534929812

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 7652, 9565, 19130, 36433, 38260, 72866, 145732, 182165, 364330, 728660, 69696329, 139392658, 278785316, 348481645, 696963290, 1393926580]

約数ペア:

[(1, 1393926580), (2, 696963290), (4, 348481645), (5, 278785316), (10, 139392658), (20, 69696329), (1913, 728660), (3826, 364330), (7652, 182165), (9565, 145732), (19130, 72866), (36433, 38260)]