201008020

素因数分解:

$2^2\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{6917}}^1$

素因数の和:8379

約数の個数: 24

約数和(自身を含む): 422468424

約数和(自身を除く): 221460404

約数列:

[1, 2, 4, 5, 10, 20, 1453, 2906, 5812, 6917, 7265, 13834, 14530, 27668, 29060, 34585, 69170, 138340, 10050401, 20100802, 40201604, 50252005, 100504010, 201008020]

約数ペア:

[(1, 201008020), (2, 100504010), (4, 50252005), (5, 40201604), (10, 20100802), (20, 10050401), (1453, 138340), (2906, 69170), (5812, 34585), (6917, 29060), (7265, 27668), (13834, 14530)]