51783140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{36467}}^1$

素因数の和:36547

約数の個数: 24

約数和(自身を含む): 110279232

約数和(自身を除く): 58496092

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 36467, 72934, 145868, 182335, 364670, 729340, 2589157, 5178314, 10356628, 12945785, 25891570, 51783140]

約数ペア:

[(1, 51783140), (2, 25891570), (4, 12945785), (5, 10356628), (10, 5178314), (20, 2589157), (71, 729340), (142, 364670), (284, 182335), (355, 145868), (710, 72934), (1420, 36467)]