111997820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{941}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 257324256

約数和(自身を除く): 145326436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 541, 941, 1082, 1882, 2164, 2705, 3764, 4705, 5410, 5951, 9410, 10351, 10820, 11902, 18820, 20702, 23804, 29755, 41404, 51755, 59510, 103510, 119020, 207020, 509081, 1018162, 2036324, 2545405, 5090810, 5599891, 10181620, 11199782, 22399564, 27999455, 55998910, 111997820]

約数ペア:

[(1, 111997820), (2, 55998910), (4, 27999455), (5, 22399564), (10, 11199782), (11, 10181620), (20, 5599891), (22, 5090810), (44, 2545405), (55, 2036324), (110, 1018162), (220, 509081), (541, 207020), (941, 119020), (1082, 103510), (1882, 59510), (2164, 51755), (2705, 41404), (3764, 29755), (4705, 23804), (5410, 20702), (5951, 18820), (9410, 11902), (10351, 10820)]