2110367920

素因数分解:

$2^4\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{10111}}^1$

素因数の和:12733

約数の個数: 40

約数和(自身を含む): 4908971520

約数和(自身を除く): 2798603600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2609, 5218, 10111, 10436, 13045, 20222, 20872, 26090, 40444, 41744, 50555, 52180, 80888, 101110, 104360, 161776, 202220, 208720, 404440, 808880, 26379599, 52759198, 105518396, 131897995, 211036792, 263795990, 422073584, 527591980, 1055183960, 2110367920]

約数ペア:

[(1, 2110367920), (2, 1055183960), (4, 527591980), (5, 422073584), (8, 263795990), (10, 211036792), (16, 131897995), (20, 105518396), (40, 52759198), (80, 26379599), (2609, 808880), (5218, 404440), (10111, 208720), (10436, 202220), (13045, 161776), (20222, 104360), (20872, 101110), (26090, 80888), (40444, 52180), (41744, 50555)]