17504980990

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{221891}}^1$

素因数の和:221942

約数の個数: 64

約数和(自身を含む): 38342937600

約数和(自身を除く): 20837956610

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 343, 490, 686, 805, 1127, 1610, 1715, 2254, 3430, 5635, 7889, 11270, 15778, 39445, 78890, 221891, 443782, 1109455, 1553237, 2218910, 3106474, 5103493, 7766185, 10206986, 10872659, 15532370, 21745318, 25517465, 35724451, 51034930, 54363295, 71448902, 76108613, 108726590, 152217226, 178622255, 250071157, 357244510, 380543065, 500142314, 761086130, 1250355785, 1750498099, 2500711570, 3500996198, 8752490495, 17504980990]

約数ペア:

[(1, 17504980990), (2, 8752490495), (5, 3500996198), (7, 2500711570), (10, 1750498099), (14, 1250355785), (23, 761086130), (35, 500142314), (46, 380543065), (49, 357244510), (70, 250071157), (98, 178622255), (115, 152217226), (161, 108726590), (230, 76108613), (245, 71448902), (322, 54363295), (343, 51034930), (490, 35724451), (686, 25517465), (805, 21745318), (1127, 15532370), (1610, 10872659), (1715, 10206986), (2254, 7766185), (3430, 5103493), (5635, 3106474), (7889, 2218910), (11270, 1553237), (15778, 1109455), (39445, 443782), (78890, 221891)]