12089990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 11860090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 839, 1310, 1441, 1678, 2882, 4195, 7205, 8390, 9229, 14410, 18458, 46145, 92290, 109909, 219818, 549545, 1099090, 1208999, 2417998, 6044995, 12089990]

約数ペア:

[(1, 12089990), (2, 6044995), (5, 2417998), (10, 1208999), (11, 1099090), (22, 549545), (55, 219818), (110, 109909), (131, 92290), (262, 46145), (655, 18458), (839, 14410), (1310, 9229), (1441, 8390), (1678, 7205), (2882, 4195)]