12207140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55487}}^1$

素因数の和:55507

約数の個数: 24

約数和(自身を含む): 27965952

約数和(自身を除く): 15758812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55487, 110974, 221948, 277435, 554870, 610357, 1109740, 1220714, 2441428, 3051785, 6103570, 12207140]

約数ペア:

[(1, 12207140), (2, 6103570), (4, 3051785), (5, 2441428), (10, 1220714), (11, 1109740), (20, 610357), (22, 554870), (44, 277435), (55, 221948), (110, 110974), (220, 55487)]