1889930960

素因数分解:

$2^4\times 5^1\times {\mathrm{4789}}^1\times {\mathrm{4933}}^1$

素因数の和:9735

約数の個数: 40

約数和(自身を含む): 4395897960

約数和(自身を除く): 2505967000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4789, 4933, 9578, 9866, 19156, 19732, 23945, 24665, 38312, 39464, 47890, 49330, 76624, 78928, 95780, 98660, 191560, 197320, 383120, 394640, 23624137, 47248274, 94496548, 118120685, 188993096, 236241370, 377986192, 472482740, 944965480, 1889930960]

約数ペア:

[(1, 1889930960), (2, 944965480), (4, 472482740), (5, 377986192), (8, 236241370), (10, 188993096), (16, 118120685), (20, 94496548), (40, 47248274), (80, 23624137), (4789, 394640), (4933, 383120), (9578, 197320), (9866, 191560), (19156, 98660), (19732, 95780), (23945, 78928), (24665, 76624), (38312, 49330), (39464, 47890)]