80779820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367181}}^1$

素因数の和:367201

約数の個数: 24

約数和(自身を含む): 185059728

約数和(自身を除く): 104279908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 367181, 734362, 1468724, 1835905, 3671810, 4038991, 7343620, 8077982, 16155964, 20194955, 40389910, 80779820]

約数ペア:

[(1, 80779820), (2, 40389910), (4, 20194955), (5, 16155964), (10, 8077982), (11, 7343620), (20, 4038991), (22, 3671810), (44, 1835905), (55, 1468724), (110, 734362), (220, 367181)]