12529460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4507}}^1$

素因数の和:4655

約数の個数: 24

約数和(自身を含む): 26507040

約数和(自身を除く): 13977580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 4507, 9014, 18028, 22535, 45070, 90140, 626473, 1252946, 2505892, 3132365, 6264730, 12529460]

約数ペア:

[(1, 12529460), (2, 6264730), (4, 3132365), (5, 2505892), (10, 1252946), (20, 626473), (139, 90140), (278, 45070), (556, 22535), (695, 18028), (1390, 9014), (2780, 4507)]