2910140

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 6147792

約数和(自身を除く): 3237652

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 641, 908, 1135, 1282, 2270, 2564, 3205, 4540, 6410, 12820, 145507, 291014, 582028, 727535, 1455070, 2910140]

約数ペア:

[(1, 2910140), (2, 1455070), (4, 727535), (5, 582028), (10, 291014), (20, 145507), (227, 12820), (454, 6410), (641, 4540), (908, 3205), (1135, 2564), (1282, 2270)]