78760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 194400

約数和(自身を除く): 115640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 358, 440, 716, 895, 1432, 1790, 1969, 3580, 3938, 7160, 7876, 9845, 15752, 19690, 39380, 78760]

約数ペア:

[(1, 78760), (2, 39380), (4, 19690), (5, 15752), (8, 9845), (10, 7876), (11, 7160), (20, 3938), (22, 3580), (40, 1969), (44, 1790), (55, 1432), (88, 895), (110, 716), (179, 440), (220, 358)]