13605520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8951}}^1$

素因数の和:8983

約数の個数: 40

約数和(自身を含む): 33301440

約数和(自身を除く): 19695920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8951, 17902, 35804, 44755, 71608, 89510, 143216, 170069, 179020, 340138, 358040, 680276, 716080, 850345, 1360552, 1700690, 2721104, 3401380, 6802760, 13605520]

約数ペア:

[(1, 13605520), (2, 6802760), (4, 3401380), (5, 2721104), (8, 1700690), (10, 1360552), (16, 850345), (19, 716080), (20, 680276), (38, 358040), (40, 340138), (76, 179020), (80, 170069), (95, 143216), (152, 89510), (190, 71608), (304, 44755), (380, 35804), (760, 17902), (1520, 8951)]