55782980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1117}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 128471616

約数和(自身を除く): 72688636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1117, 1135, 2234, 2270, 2497, 4468, 4540, 4994, 5585, 9988, 11170, 12287, 12485, 22340, 24574, 24970, 49148, 49940, 61435, 122870, 245740, 253559, 507118, 1014236, 1267795, 2535590, 2789149, 5071180, 5578298, 11156596, 13945745, 27891490, 55782980]

約数ペア:

[(1, 55782980), (2, 27891490), (4, 13945745), (5, 11156596), (10, 5578298), (11, 5071180), (20, 2789149), (22, 2535590), (44, 1267795), (55, 1014236), (110, 507118), (220, 253559), (227, 245740), (454, 122870), (908, 61435), (1117, 49940), (1135, 49148), (2234, 24970), (2270, 24574), (2497, 22340), (4468, 12485), (4540, 12287), (4994, 11170), (5585, 9988)]