856557080

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{30203}}^1$

素因数の和:30923

約数の個数: 32

約数和(自身を含む): 1930035600

約数和(自身を除く): 1073478520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3545, 5672, 7090, 14180, 28360, 30203, 60406, 120812, 151015, 241624, 302030, 604060, 1208120, 21413927, 42827854, 85655708, 107069635, 171311416, 214139270, 428278540, 856557080]

約数ペア:

[(1, 856557080), (2, 428278540), (4, 214139270), (5, 171311416), (8, 107069635), (10, 85655708), (20, 42827854), (40, 21413927), (709, 1208120), (1418, 604060), (2836, 302030), (3545, 241624), (5672, 151015), (7090, 120812), (14180, 60406), (28360, 30203)]