1289620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3793}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 2868264

約数和(自身を除く): 1578644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3793, 7586, 15172, 18965, 37930, 64481, 75860, 128962, 257924, 322405, 644810, 1289620]

約数ペア:

[(1, 1289620), (2, 644810), (4, 322405), (5, 257924), (10, 128962), (17, 75860), (20, 64481), (34, 37930), (68, 18965), (85, 15172), (170, 7586), (340, 3793)]