4380940

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 9242352

約数和(自身を除く): 4861412

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 691, 1268, 1382, 1585, 2764, 3170, 3455, 6340, 6910, 13820, 219047, 438094, 876188, 1095235, 2190470, 4380940]

約数ペア:

[(1, 4380940), (2, 2190470), (4, 1095235), (5, 876188), (10, 438094), (20, 219047), (317, 13820), (634, 6910), (691, 6340), (1268, 3455), (1382, 3170), (1585, 2764)]