12258620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55721}}^1$

素因数の和:55741

約数の個数: 24

約数和(自身を含む): 28083888

約数和(自身を除く): 15825268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55721, 111442, 222884, 278605, 557210, 612931, 1114420, 1225862, 2451724, 3064655, 6129310, 12258620]

約数ペア:

[(1, 12258620), (2, 6129310), (4, 3064655), (5, 2451724), (10, 1225862), (11, 1114420), (20, 612931), (22, 557210), (44, 278605), (55, 222884), (110, 111442), (220, 55721)]