78057140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557551}}^1$

素因数の和:557567

約数の個数: 24

約数和(自身を含む): 187337472

約数和(自身を除く): 109280332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557551, 1115102, 2230204, 2787755, 3902857, 5575510, 7805714, 11151020, 15611428, 19514285, 39028570, 78057140]

約数ペア:

[(1, 78057140), (2, 39028570), (4, 19514285), (5, 15611428), (7, 11151020), (10, 7805714), (14, 5575510), (20, 3902857), (28, 2787755), (35, 2230204), (70, 1115102), (140, 557551)]