8445220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 20442240

約数和(自身を除く): 11997020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 337, 358, 674, 716, 895, 1253, 1348, 1685, 1790, 2359, 2506, 3370, 3580, 4718, 5012, 6265, 6740, 9436, 11795, 12530, 23590, 25060, 47180, 60323, 120646, 241292, 301615, 422261, 603230, 844522, 1206460, 1689044, 2111305, 4222610, 8445220]

約数ペア:

[(1, 8445220), (2, 4222610), (4, 2111305), (5, 1689044), (7, 1206460), (10, 844522), (14, 603230), (20, 422261), (28, 301615), (35, 241292), (70, 120646), (140, 60323), (179, 47180), (337, 25060), (358, 23590), (674, 12530), (716, 11795), (895, 9436), (1253, 6740), (1348, 6265), (1685, 5012), (1790, 4718), (2359, 3580), (2506, 3370)]