397841260

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{67891}}^1$

素因数の和:68193

約数の個数: 24

約数和(自身を含む): 838330416

約数和(自身を除く): 440489156

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 5860, 67891, 135782, 271564, 339455, 678910, 1357820, 19892063, 39784126, 79568252, 99460315, 198920630, 397841260]

約数ペア:

[(1, 397841260), (2, 198920630), (4, 99460315), (5, 79568252), (10, 39784126), (20, 19892063), (293, 1357820), (586, 678910), (1172, 339455), (1465, 271564), (2930, 135782), (5860, 67891)]