29388040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66791}}^1$

素因数の和:66813

約数の個数: 32

約数和(自身を含む): 72135360

約数和(自身を除く): 42747320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 66791, 133582, 267164, 333955, 534328, 667910, 734701, 1335820, 1469402, 2671640, 2938804, 3673505, 5877608, 7347010, 14694020, 29388040]

約数ペア:

[(1, 29388040), (2, 14694020), (4, 7347010), (5, 5877608), (8, 3673505), (10, 2938804), (11, 2671640), (20, 1469402), (22, 1335820), (40, 734701), (44, 667910), (55, 534328), (88, 333955), (110, 267164), (220, 133582), (440, 66791)]