22236880

素因数分解:

$2^4\times 5^1\times {\mathrm{277961}}^1$

素因数の和:277974

約数の個数: 20

約数和(自身を含む): 51700932

約数和(自身を除く): 29464052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277961, 555922, 1111844, 1389805, 2223688, 2779610, 4447376, 5559220, 11118440, 22236880]

約数ペア:

[(1, 22236880), (2, 11118440), (4, 5559220), (5, 4447376), (8, 2779610), (10, 2223688), (16, 1389805), (20, 1111844), (40, 555922), (80, 277961)]