29087960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66109}}^1$

素因数の和:66131

約数の個数: 32

約数和(自身を含む): 71398800

約数和(自身を除く): 42310840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 66109, 132218, 264436, 330545, 528872, 661090, 727199, 1322180, 1454398, 2644360, 2908796, 3635995, 5817592, 7271990, 14543980, 29087960]

約数ペア:

[(1, 29087960), (2, 14543980), (4, 7271990), (5, 5817592), (8, 3635995), (10, 2908796), (11, 2644360), (20, 1454398), (22, 1322180), (40, 727199), (44, 661090), (55, 528872), (88, 330545), (110, 264436), (220, 132218), (440, 66109)]