12376540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 28685664

約数和(自身を除く): 16309124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 557, 1010, 1111, 1114, 2020, 2222, 2228, 2785, 4444, 5555, 5570, 6127, 11110, 11140, 12254, 22220, 24508, 30635, 56257, 61270, 112514, 122540, 225028, 281285, 562570, 618827, 1125140, 1237654, 2475308, 3094135, 6188270, 12376540]

約数ペア:

[(1, 12376540), (2, 6188270), (4, 3094135), (5, 2475308), (10, 1237654), (11, 1125140), (20, 618827), (22, 562570), (44, 281285), (55, 225028), (101, 122540), (110, 112514), (202, 61270), (220, 56257), (404, 30635), (505, 24508), (557, 22220), (1010, 12254), (1111, 11140), (1114, 11110), (2020, 6127), (2222, 5570), (2228, 5555), (2785, 4444)]