11980100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{10891}}^1$

素因数の和:10916

約数の個数: 36

約数和(自身を含む): 28362768

約数和(自身を除く): 16382668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 10891, 21782, 43564, 54455, 108910, 119801, 217820, 239602, 272275, 479204, 544550, 599005, 1089100, 1198010, 2396020, 2995025, 5990050, 11980100]

約数ペア:

[(1, 11980100), (2, 5990050), (4, 2995025), (5, 2396020), (10, 1198010), (11, 1089100), (20, 599005), (22, 544550), (25, 479204), (44, 272275), (50, 239602), (55, 217820), (100, 119801), (110, 108910), (220, 54455), (275, 43564), (550, 21782), (1100, 10891)]