54793340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20599}}^1$

素因数の和:20634

約数の個数: 48

約数和(自身を含む): 138432000

約数和(自身を除く): 83638660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 20599, 41198, 82396, 102995, 144193, 205990, 288386, 391381, 411980, 576772, 720965, 782762, 1441930, 1565524, 1956905, 2739667, 2883860, 3913810, 5479334, 7827620, 10958668, 13698335, 27396670, 54793340]

約数ペア:

[(1, 54793340), (2, 27396670), (4, 13698335), (5, 10958668), (7, 7827620), (10, 5479334), (14, 3913810), (19, 2883860), (20, 2739667), (28, 1956905), (35, 1565524), (38, 1441930), (70, 782762), (76, 720965), (95, 576772), (133, 411980), (140, 391381), (190, 288386), (266, 205990), (380, 144193), (532, 102995), (665, 82396), (1330, 41198), (2660, 20599)]