13247960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30109}}^1$

素因数の和:30131

約数の個数: 32

約数和(自身を含む): 32518800

約数和(自身を除く): 19270840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30109, 60218, 120436, 150545, 240872, 301090, 331199, 602180, 662398, 1204360, 1324796, 1655995, 2649592, 3311990, 6623980, 13247960]

約数ペア:

[(1, 13247960), (2, 6623980), (4, 3311990), (5, 2649592), (8, 1655995), (10, 1324796), (11, 1204360), (20, 662398), (22, 602180), (40, 331199), (44, 301090), (55, 240872), (88, 150545), (110, 120436), (220, 60218), (440, 30109)]