28097740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127717}}^1$

素因数の和:127737

約数の個数: 24

約数和(自身を含む): 64369872

約数和(自身を除く): 36272132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 127717, 255434, 510868, 638585, 1277170, 1404887, 2554340, 2809774, 5619548, 7024435, 14048870, 28097740]

約数ペア:

[(1, 28097740), (2, 14048870), (4, 7024435), (5, 5619548), (10, 2809774), (11, 2554340), (20, 1404887), (22, 1277170), (44, 638585), (55, 510868), (110, 255434), (220, 127717)]