15309460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5507}}^1$

素因数の和:5655

約数の個数: 24

約数和(自身を含む): 32387040

約数和(自身を除く): 17077580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 5507, 11014, 22028, 27535, 55070, 110140, 765473, 1530946, 3061892, 3827365, 7654730, 15309460]

約数ペア:

[(1, 15309460), (2, 7654730), (4, 3827365), (5, 3061892), (10, 1530946), (20, 765473), (139, 110140), (278, 55070), (556, 27535), (695, 22028), (1390, 11014), (2780, 5507)]