84080440

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{3643}}^1$

素因数の和:4231

約数の個数: 32

約数和(自身を含む): 189560880

約数和(自身を除く): 105480440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 3643, 4616, 5770, 7286, 11540, 14572, 18215, 23080, 29144, 36430, 72860, 145720, 2102011, 4204022, 8408044, 10510055, 16816088, 21020110, 42040220, 84080440]

約数ペア:

[(1, 84080440), (2, 42040220), (4, 21020110), (5, 16816088), (8, 10510055), (10, 8408044), (20, 4204022), (40, 2102011), (577, 145720), (1154, 72860), (2308, 36430), (2885, 29144), (3643, 23080), (4616, 18215), (5770, 14572), (7286, 11540)]