12966700

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1162

約数の個数: 36

約数和(自身を含む): 28387072

約数和(自身を除く): 15420372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1021, 1270, 2042, 2540, 3175, 4084, 5105, 6350, 10210, 12700, 20420, 25525, 51050, 102100, 129667, 259334, 518668, 648335, 1296670, 2593340, 3241675, 6483350, 12966700]

約数ペア:

[(1, 12966700), (2, 6483350), (4, 3241675), (5, 2593340), (10, 1296670), (20, 648335), (25, 518668), (50, 259334), (100, 129667), (127, 102100), (254, 51050), (508, 25525), (635, 20420), (1021, 12700), (1270, 10210), (2042, 6350), (2540, 5105), (3175, 4084)]