123310220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{560501}}^1$

素因数の和:560521

約数の個数: 24

約数和(自身を含む): 282493008

約数和(自身を除く): 159182788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 560501, 1121002, 2242004, 2802505, 5605010, 6165511, 11210020, 12331022, 24662044, 30827555, 61655110, 123310220]

約数ペア:

[(1, 123310220), (2, 61655110), (4, 30827555), (5, 24662044), (10, 12331022), (11, 11210020), (20, 6165511), (22, 5605010), (44, 2802505), (55, 2242004), (110, 1121002), (220, 560501)]