140212490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{7121}}^1$

素因数の和:7318

約数の個数: 32

約数和(自身を含む): 276903360

約数和(自身を除く): 136690870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1790, 1969, 3938, 7121, 9845, 14242, 19690, 35605, 71210, 78331, 156662, 391655, 783310, 1274659, 2549318, 6373295, 12746590, 14021249, 28042498, 70106245, 140212490]

約数ペア:

[(1, 140212490), (2, 70106245), (5, 28042498), (10, 14021249), (11, 12746590), (22, 6373295), (55, 2549318), (110, 1274659), (179, 783310), (358, 391655), (895, 156662), (1790, 78331), (1969, 71210), (3938, 35605), (7121, 19690), (9845, 14242)]