399974410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{33359}}^1$

素因数の和:33486

約数の個数: 32

約数和(自身を含む): 792633600

約数和(自身を除く): 392659190

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11990, 33359, 66718, 166795, 333590, 366949, 733898, 1834745, 3636131, 3669490, 7272262, 18180655, 36361310, 39997441, 79994882, 199987205, 399974410]

約数ペア:

[(1, 399974410), (2, 199987205), (5, 79994882), (10, 39997441), (11, 36361310), (22, 18180655), (55, 7272262), (109, 3669490), (110, 3636131), (218, 1834745), (545, 733898), (1090, 366949), (1199, 333590), (2398, 166795), (5995, 66718), (11990, 33359)]