195454960

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{12659}}^1$

素因数の和:12865

約数の個数: 40

約数和(自身を含む): 456823440

約数和(自身を除く): 261368480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 7720, 12659, 15440, 25318, 50636, 63295, 101272, 126590, 202544, 253180, 506360, 1012720, 2443187, 4886374, 9772748, 12215935, 19545496, 24431870, 39090992, 48863740, 97727480, 195454960]

約数ペア:

[(1, 195454960), (2, 97727480), (4, 48863740), (5, 39090992), (8, 24431870), (10, 19545496), (16, 12215935), (20, 9772748), (40, 4886374), (80, 2443187), (193, 1012720), (386, 506360), (772, 253180), (965, 202544), (1544, 126590), (1930, 101272), (3088, 63295), (3860, 50636), (7720, 25318), (12659, 15440)]