13978140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21179}}^1$

素因数の和:21202

約数の個数: 48

約数和(自身を含む): 42698880

約数和(自身を除く): 28720740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 21179, 42358, 63537, 84716, 105895, 127074, 211790, 232969, 254148, 317685, 423580, 465938, 635370, 698907, 931876, 1164845, 1270740, 1397814, 2329690, 2795628, 3494535, 4659380, 6989070, 13978140]

約数ペア:

[(1, 13978140), (2, 6989070), (3, 4659380), (4, 3494535), (5, 2795628), (6, 2329690), (10, 1397814), (11, 1270740), (12, 1164845), (15, 931876), (20, 698907), (22, 635370), (30, 465938), (33, 423580), (44, 317685), (55, 254148), (60, 232969), (66, 211790), (110, 127074), (132, 105895), (165, 84716), (220, 63537), (330, 42358), (660, 21179)]