9885460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 22586256

約数和(自身を除く): 12700796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 197, 260, 386, 394, 772, 788, 965, 985, 1930, 1970, 2509, 2561, 3860, 3940, 5018, 5122, 10036, 10244, 12545, 12805, 25090, 25610, 38021, 50180, 51220, 76042, 152084, 190105, 380210, 494273, 760420, 988546, 1977092, 2471365, 4942730, 9885460]

約数ペア:

[(1, 9885460), (2, 4942730), (4, 2471365), (5, 1977092), (10, 988546), (13, 760420), (20, 494273), (26, 380210), (52, 190105), (65, 152084), (130, 76042), (193, 51220), (197, 50180), (260, 38021), (386, 25610), (394, 25090), (772, 12805), (788, 12545), (965, 10244), (985, 10036), (1930, 5122), (1970, 5018), (2509, 3940), (2561, 3860)]