15183920

素因数分解:

$2^4\times 5^1\times {\mathrm{189799}}^1$

素因数の和:189812

約数の個数: 20

約数和(自身を含む): 35302800

約数和(自身を除く): 20118880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189799, 379598, 759196, 948995, 1518392, 1897990, 3036784, 3795980, 7591960, 15183920]

約数ペア:

[(1, 15183920), (2, 7591960), (4, 3795980), (5, 3036784), (8, 1897990), (10, 1518392), (16, 948995), (20, 759196), (40, 379598), (80, 189799)]