2438836698860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^2\times {\mathrm{182537}}^1$

素因数の和:182811

約数の個数: 72

約数和(自身を含む): 5247815628384

約数和(自身を除く): 2808978929524

約数列:

[1, 2, 4, 5, 10, 20, 71, 97, 142, 194, 284, 355, 388, 485, 710, 970, 1420, 1940, 6887, 9409, 13774, 18818, 27548, 34435, 37636, 47045, 68870, 94090, 137740, 182537, 188180, 365074, 668039, 730148, 912685, 1336078, 1825370, 2672156, 3340195, 3650740, 6680390, 12960127, 13360780, 17706089, 25920254, 35412178, 51840508, 64800635, 70824356, 88530445, 129601270, 177060890, 259202540, 354121780, 1257132319, 1717490633, 2514264638, 3434981266, 5028529276, 6285661595, 6869962532, 8587453165, 12571323190, 17174906330, 25142646380, 34349812660, 121941834943, 243883669886, 487767339772, 609709174715, 1219418349430, 2438836698860]

約数ペア:

[(1, 2438836698860), (2, 1219418349430), (4, 609709174715), (5, 487767339772), (10, 243883669886), (20, 121941834943), (71, 34349812660), (97, 25142646380), (142, 17174906330), (194, 12571323190), (284, 8587453165), (355, 6869962532), (388, 6285661595), (485, 5028529276), (710, 3434981266), (970, 2514264638), (1420, 1717490633), (1940, 1257132319), (6887, 354121780), (9409, 259202540), (13774, 177060890), (18818, 129601270), (27548, 88530445), (34435, 70824356), (37636, 64800635), (47045, 51840508), (68870, 35412178), (94090, 25920254), (137740, 17706089), (182537, 13360780), (188180, 12960127), (365074, 6680390), (668039, 3650740), (730148, 3340195), (912685, 2672156), (1336078, 1825370)]