15151280

素因数分解:

$2^4\times 5^1\times {\mathrm{189391}}^1$

素因数の和:189404

約数の個数: 20

約数和(自身を含む): 35226912

約数和(自身を除く): 20075632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189391, 378782, 757564, 946955, 1515128, 1893910, 3030256, 3787820, 7575640, 15151280]

約数ペア:

[(1, 15151280), (2, 7575640), (4, 3787820), (5, 3030256), (8, 1893910), (10, 1515128), (16, 946955), (20, 757564), (40, 378782), (80, 189391)]