1829660

素因数分解:

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

素因数の和:1890

約数の個数: 36

約数和(自身を含む): 4471992

約数和(自身を除く): 2642332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1867, 3734, 7468, 9335, 13069, 18670, 26138, 37340, 52276, 65345, 91483, 130690, 182966, 261380, 365932, 457415, 914830, 1829660]

約数ペア:

[(1, 1829660), (2, 914830), (4, 457415), (5, 365932), (7, 261380), (10, 182966), (14, 130690), (20, 91483), (28, 65345), (35, 52276), (49, 37340), (70, 26138), (98, 18670), (140, 13069), (196, 9335), (245, 7468), (490, 3734), (980, 1867)]