2016339640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{36187}}^1$

素因数の和:36404

約数の個数: 64

約数和(自身を含む): 5211072000

約数和(自身を除く): 3194732360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1393, 1592, 1990, 2786, 3980, 5572, 6965, 7960, 11144, 13930, 27860, 36187, 55720, 72374, 144748, 180935, 253309, 289496, 361870, 506618, 723740, 1013236, 1266545, 1447480, 2026472, 2533090, 5066180, 7201213, 10132360, 14402426, 28804852, 36006065, 50408491, 57609704, 72012130, 100816982, 144024260, 201633964, 252042455, 288048520, 403267928, 504084910, 1008169820, 2016339640]

約数ペア:

[(1, 2016339640), (2, 1008169820), (4, 504084910), (5, 403267928), (7, 288048520), (8, 252042455), (10, 201633964), (14, 144024260), (20, 100816982), (28, 72012130), (35, 57609704), (40, 50408491), (56, 36006065), (70, 28804852), (140, 14402426), (199, 10132360), (280, 7201213), (398, 5066180), (796, 2533090), (995, 2026472), (1393, 1447480), (1592, 1266545), (1990, 1013236), (2786, 723740), (3980, 506618), (5572, 361870), (6965, 289496), (7960, 253309), (11144, 180935), (13930, 144748), (27860, 72374), (36187, 55720)]