349580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 919296

約数和(自身を除く): 569716

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 227, 308, 385, 454, 770, 908, 1135, 1540, 1589, 2270, 2497, 3178, 4540, 4994, 6356, 7945, 9988, 12485, 15890, 17479, 24970, 31780, 34958, 49940, 69916, 87395, 174790, 349580]

約数ペア:

[(1, 349580), (2, 174790), (4, 87395), (5, 69916), (7, 49940), (10, 34958), (11, 31780), (14, 24970), (20, 17479), (22, 15890), (28, 12485), (35, 9988), (44, 7945), (55, 6356), (70, 4994), (77, 4540), (110, 3178), (140, 2497), (154, 2270), (220, 1589), (227, 1540), (308, 1135), (385, 908), (454, 770)]