42378560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{18919}}^1$

素因数の和:18943

約数の個数: 56

約数和(自身を含む): 115336320

約数和(自身を除く): 72957760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 18919, 37838, 75676, 94595, 132433, 151352, 189190, 264866, 302704, 378380, 529732, 605408, 662165, 756760, 1059464, 1210816, 1324330, 1513520, 2118928, 2648660, 3027040, 4237856, 5297320, 6054080, 8475712, 10594640, 21189280, 42378560]

約数ペア:

[(1, 42378560), (2, 21189280), (4, 10594640), (5, 8475712), (7, 6054080), (8, 5297320), (10, 4237856), (14, 3027040), (16, 2648660), (20, 2118928), (28, 1513520), (32, 1324330), (35, 1210816), (40, 1059464), (56, 756760), (64, 662165), (70, 605408), (80, 529732), (112, 378380), (140, 302704), (160, 264866), (224, 189190), (280, 151352), (320, 132433), (448, 94595), (560, 75676), (1120, 37838), (2240, 18919)]