8792980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 21280896

約数和(自身を除く): 12487916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 347, 362, 694, 724, 905, 1267, 1388, 1735, 1810, 2429, 2534, 3470, 3620, 4858, 5068, 6335, 6940, 9716, 12145, 12670, 24290, 25340, 48580, 62807, 125614, 251228, 314035, 439649, 628070, 879298, 1256140, 1758596, 2198245, 4396490, 8792980]

約数ペア:

[(1, 8792980), (2, 4396490), (4, 2198245), (5, 1758596), (7, 1256140), (10, 879298), (14, 628070), (20, 439649), (28, 314035), (35, 251228), (70, 125614), (140, 62807), (181, 48580), (347, 25340), (362, 24290), (694, 12670), (724, 12145), (905, 9716), (1267, 6940), (1388, 6335), (1735, 5068), (1810, 4858), (2429, 3620), (2534, 3470)]