970985140

素因数分解:

$2^2\times 5^1\times {\mathrm{9967}}^1\times {\mathrm{4871}}^1$

素因数の和:14847

約数の個数: 24

約数和(自身を含む): 2039692032

約数和(自身を除く): 1068706892

約数列:

[1, 2, 4, 5, 10, 20, 4871, 9742, 9967, 19484, 19934, 24355, 39868, 48710, 49835, 97420, 99670, 199340, 48549257, 97098514, 194197028, 242746285, 485492570, 970985140]

約数ペア:

[(1, 970985140), (2, 485492570), (4, 242746285), (5, 194197028), (10, 97098514), (20, 48549257), (4871, 199340), (9742, 99670), (9967, 97420), (19484, 49835), (19934, 48710), (24355, 39868)]