12940700

素因数分解:

$2^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{857}}^1$

素因数の和:1022

約数の個数: 36

約数和(自身を含む): 28300272

約数和(自身を除く): 15359572

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151, 302, 604, 755, 857, 1510, 1714, 3020, 3428, 3775, 4285, 7550, 8570, 15100, 17140, 21425, 42850, 85700, 129407, 258814, 517628, 647035, 1294070, 2588140, 3235175, 6470350, 12940700]

約数ペア:

[(1, 12940700), (2, 6470350), (4, 3235175), (5, 2588140), (10, 1294070), (20, 647035), (25, 517628), (50, 258814), (100, 129407), (151, 85700), (302, 42850), (604, 21425), (755, 17140), (857, 15100), (1510, 8570), (1714, 7550), (3020, 4285), (3428, 3775)]