133538680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{303497}}^1$

素因数の和:303519

約数の個数: 32

約数和(自身を含む): 327777840

約数和(自身を除く): 194239160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 303497, 606994, 1213988, 1517485, 2427976, 3034970, 3338467, 6069940, 6676934, 12139880, 13353868, 16692335, 26707736, 33384670, 66769340, 133538680]

約数ペア:

[(1, 133538680), (2, 66769340), (4, 33384670), (5, 26707736), (8, 16692335), (10, 13353868), (11, 12139880), (20, 6676934), (22, 6069940), (40, 3338467), (44, 3034970), (55, 2427976), (88, 1517485), (110, 1213988), (220, 606994), (440, 303497)]