339963010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{4507}}^1$

素因数の和:4930

約数の個数: 32

約数和(自身を含む): 645906240

約数和(自身を除く): 305943230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 397, 794, 1985, 3970, 4507, 7543, 9014, 15086, 22535, 37715, 45070, 75430, 85633, 171266, 428165, 856330, 1789279, 3578558, 8946395, 17892790, 33996301, 67992602, 169981505, 339963010]

約数ペア:

[(1, 339963010), (2, 169981505), (5, 67992602), (10, 33996301), (19, 17892790), (38, 8946395), (95, 3578558), (190, 1789279), (397, 856330), (794, 428165), (1985, 171266), (3970, 85633), (4507, 75430), (7543, 45070), (9014, 37715), (15086, 22535)]