838492040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1103279}}^1$

素因数の和:1103309

約数の個数: 32

約数和(自身を含む): 1985904000

約数和(自身を除く): 1147411960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1103279, 2206558, 4413116, 5516395, 8826232, 11032790, 20962301, 22065580, 41924602, 44131160, 83849204, 104811505, 167698408, 209623010, 419246020, 838492040]

約数ペア:

[(1, 838492040), (2, 419246020), (4, 209623010), (5, 167698408), (8, 104811505), (10, 83849204), (19, 44131160), (20, 41924602), (38, 22065580), (40, 20962301), (76, 11032790), (95, 8826232), (152, 5516395), (190, 4413116), (380, 2206558), (760, 1103279)]