22381640

素因数分解:

$2^3\times 5^1\times {\mathrm{559541}}^1$

素因数の和:559552

約数の個数: 16

約数和(自身を含む): 50358780

約数和(自身を除く): 27977140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 559541, 1119082, 2238164, 2797705, 4476328, 5595410, 11190820, 22381640]

約数ペア:

[(1, 22381640), (2, 11190820), (4, 5595410), (5, 4476328), (8, 2797705), (10, 2238164), (20, 1119082), (40, 559541)]