15289520

素因数分解:

$2^4\times 5^1\times {\mathrm{191119}}^1$

素因数の和:191132

約数の個数: 20

約数和(自身を含む): 35548320

約数和(自身を除く): 20258800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191119, 382238, 764476, 955595, 1528952, 1911190, 3057904, 3822380, 7644760, 15289520]

約数ペア:

[(1, 15289520), (2, 7644760), (4, 3822380), (5, 3057904), (8, 1911190), (10, 1528952), (16, 955595), (20, 764476), (40, 382238), (80, 191119)]