12021520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21467}}^1$

素因数の和:21487

約数の個数: 40

約数和(自身を含む): 31944384

約数和(自身を除く): 19922864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21467, 42934, 85868, 107335, 150269, 171736, 214670, 300538, 343472, 429340, 601076, 751345, 858680, 1202152, 1502690, 1717360, 2404304, 3005380, 6010760, 12021520]

約数ペア:

[(1, 12021520), (2, 6010760), (4, 3005380), (5, 2404304), (7, 1717360), (8, 1502690), (10, 1202152), (14, 858680), (16, 751345), (20, 601076), (28, 429340), (35, 343472), (40, 300538), (56, 214670), (70, 171736), (80, 150269), (112, 107335), (140, 85868), (280, 42934), (560, 21467)]