820930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 1710720

約数和(自身を除く): 889790

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 439, 878, 935, 1870, 2195, 4390, 4829, 7463, 9658, 14926, 24145, 37315, 48290, 74630, 82093, 164186, 410465, 820930]

約数ペア:

[(1, 820930), (2, 410465), (5, 164186), (10, 82093), (11, 74630), (17, 48290), (22, 37315), (34, 24145), (55, 14926), (85, 9658), (110, 7463), (170, 4829), (187, 4390), (374, 2195), (439, 1870), (878, 935)]