20162140

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4441}}^1$

素因数の和:4677

約数の個数: 24

約数和(自身を含む): 42536592

約数和(自身を除く): 22374452

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4441, 4540, 8882, 17764, 22205, 44410, 88820, 1008107, 2016214, 4032428, 5040535, 10081070, 20162140]

約数ペア:

[(1, 20162140), (2, 10081070), (4, 5040535), (5, 4032428), (10, 2016214), (20, 1008107), (227, 88820), (454, 44410), (908, 22205), (1135, 17764), (2270, 8882), (4441, 4540)]