11456780

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{829}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 24123120

約数和(自身を除く): 12666340

約数列:

[1, 2, 4, 5, 10, 20, 691, 829, 1382, 1658, 2764, 3316, 3455, 4145, 6910, 8290, 13820, 16580, 572839, 1145678, 2291356, 2864195, 5728390, 11456780]

約数ペア:

[(1, 11456780), (2, 5728390), (4, 2864195), (5, 2291356), (10, 1145678), (20, 572839), (691, 16580), (829, 13820), (1382, 8290), (1658, 6910), (2764, 4145), (3316, 3455)]