1045520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1867}}^1$

素因数の和:1887

約数の個数: 40

約数和(自身を含む): 2779584

約数和(自身を除く): 1734064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1867, 3734, 7468, 9335, 13069, 14936, 18670, 26138, 29872, 37340, 52276, 65345, 74680, 104552, 130690, 149360, 209104, 261380, 522760, 1045520]

約数ペア:

[(1, 1045520), (2, 522760), (4, 261380), (5, 209104), (7, 149360), (8, 130690), (10, 104552), (14, 74680), (16, 65345), (20, 52276), (28, 37340), (35, 29872), (40, 26138), (56, 18670), (70, 14936), (80, 13069), (112, 9335), (140, 7468), (280, 3734), (560, 1867)]