29889640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67931}}^1$

素因数の和:67953

約数の個数: 32

約数和(自身を含む): 73366560

約数和(自身を除く): 43476920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 67931, 135862, 271724, 339655, 543448, 679310, 747241, 1358620, 1494482, 2717240, 2988964, 3736205, 5977928, 7472410, 14944820, 29889640]

約数ペア:

[(1, 29889640), (2, 14944820), (4, 7472410), (5, 5977928), (8, 3736205), (10, 2988964), (11, 2717240), (20, 1494482), (22, 1358620), (40, 747241), (44, 679310), (55, 543448), (88, 339655), (110, 271724), (220, 135862), (440, 67931)]