20697380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94079}}^1$

素因数の和:94099

約数の個数: 24

約数和(自身を含む): 47416320

約数和(自身を除く): 26718940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94079, 188158, 376316, 470395, 940790, 1034869, 1881580, 2069738, 4139476, 5174345, 10348690, 20697380]

約数ペア:

[(1, 20697380), (2, 10348690), (4, 5174345), (5, 4139476), (10, 2069738), (11, 1881580), (20, 1034869), (22, 940790), (44, 470395), (55, 376316), (110, 188158), (220, 94079)]