28778860670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2207}}^1\times {\mathrm{186283}}^1$

素因数の和:188504

約数の個数: 32

約数和(自身を含む): 59229370368

約数和(自身を除く): 30450509698

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2207, 4414, 11035, 15449, 22070, 30898, 77245, 154490, 186283, 372566, 931415, 1303981, 1862830, 2607962, 6519905, 13039810, 411126581, 822253162, 2055632905, 2877886067, 4111265810, 5755772134, 14389430335, 28778860670]

約数ペア:

[(1, 28778860670), (2, 14389430335), (5, 5755772134), (7, 4111265810), (10, 2877886067), (14, 2055632905), (35, 822253162), (70, 411126581), (2207, 13039810), (4414, 6519905), (11035, 2607962), (15449, 1862830), (22070, 1303981), (30898, 931415), (77245, 372566), (154490, 186283)]