11820820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53731}}^1$

素因数の和:53751

約数の個数: 24

約数和(自身を含む): 27080928

約数和(自身を除く): 15260108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 53731, 107462, 214924, 268655, 537310, 591041, 1074620, 1182082, 2364164, 2955205, 5910410, 11820820]

約数ペア:

[(1, 11820820), (2, 5910410), (4, 2955205), (5, 2364164), (10, 1182082), (11, 1074620), (20, 591041), (22, 537310), (44, 268655), (55, 214924), (110, 107462), (220, 53731)]