7318640

素因数分解:

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

素因数の和:1894

約数の個数: 60

約数和(自身を含む): 19804536

約数和(自身を除く): 12485896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1867, 1960, 3734, 3920, 7468, 9335, 13069, 14936, 18670, 26138, 29872, 37340, 52276, 65345, 74680, 91483, 104552, 130690, 149360, 182966, 209104, 261380, 365932, 457415, 522760, 731864, 914830, 1045520, 1463728, 1829660, 3659320, 7318640]

約数ペア:

[(1, 7318640), (2, 3659320), (4, 1829660), (5, 1463728), (7, 1045520), (8, 914830), (10, 731864), (14, 522760), (16, 457415), (20, 365932), (28, 261380), (35, 209104), (40, 182966), (49, 149360), (56, 130690), (70, 104552), (80, 91483), (98, 74680), (112, 65345), (140, 52276), (196, 37340), (245, 29872), (280, 26138), (392, 18670), (490, 14936), (560, 13069), (784, 9335), (980, 7468), (1867, 3920), (1960, 3734)]