12215380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21061}}^1$

素因数の和:21099

約数の個数: 24

約数和(自身を含む): 26538120

約数和(自身を除く): 14322740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 21061, 42122, 84244, 105305, 210610, 421220, 610769, 1221538, 2443076, 3053845, 6107690, 12215380]

約数ペア:

[(1, 12215380), (2, 6107690), (4, 3053845), (5, 2443076), (10, 1221538), (20, 610769), (29, 421220), (58, 210610), (116, 105305), (145, 84244), (290, 42122), (580, 21061)]