8360919420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19906951}}^1$

素因数の和:19906970

約数の個数: 48

約数和(自身を含む): 26754943488

約数和(自身を除く): 18394024068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19906951, 39813902, 59720853, 79627804, 99534755, 119441706, 139348657, 199069510, 238883412, 278697314, 298604265, 398139020, 418045971, 557394628, 597208530, 696743285, 836091942, 1194417060, 1393486570, 1672183884, 2090229855, 2786973140, 4180459710, 8360919420]

約数ペア:

[(1, 8360919420), (2, 4180459710), (3, 2786973140), (4, 2090229855), (5, 1672183884), (6, 1393486570), (7, 1194417060), (10, 836091942), (12, 696743285), (14, 597208530), (15, 557394628), (20, 418045971), (21, 398139020), (28, 298604265), (30, 278697314), (35, 238883412), (42, 199069510), (60, 139348657), (70, 119441706), (84, 99534755), (105, 79627804), (140, 59720853), (210, 39813902), (420, 19906951)]