12511520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11171}}^1$

素因数の和:11193

約数の個数: 48

約数和(自身を含む): 33784128

約数和(自身を除く): 21272608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11171, 22342, 44684, 55855, 78197, 89368, 111710, 156394, 178736, 223420, 312788, 357472, 390985, 446840, 625576, 781970, 893680, 1251152, 1563940, 1787360, 2502304, 3127880, 6255760, 12511520]

約数ペア:

[(1, 12511520), (2, 6255760), (4, 3127880), (5, 2502304), (7, 1787360), (8, 1563940), (10, 1251152), (14, 893680), (16, 781970), (20, 625576), (28, 446840), (32, 390985), (35, 357472), (40, 312788), (56, 223420), (70, 178736), (80, 156394), (112, 111710), (140, 89368), (160, 78197), (224, 55855), (280, 44684), (560, 22342), (1120, 11171)]