201904540

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{9103}}^1$

素因数の和:10221

約数の個数: 24

約数和(自身を含む): 424428480

約数和(自身を除く): 222523940

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 9103, 11090, 18206, 22180, 36412, 45515, 91030, 182060, 10095227, 20190454, 40380908, 50476135, 100952270, 201904540]

約数ペア:

[(1, 201904540), (2, 100952270), (4, 50476135), (5, 40380908), (10, 20190454), (20, 10095227), (1109, 182060), (2218, 91030), (4436, 45515), (5545, 36412), (9103, 22180), (11090, 18206)]