1640365232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{71147}}^1$

素因数の和:71297

約数の個数: 40

約数和(自身を含む): 3493651392

約数和(自身を除く): 1853286160

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 131, 176, 262, 524, 1048, 1441, 2096, 2882, 5764, 11528, 23056, 71147, 142294, 284588, 569176, 782617, 1138352, 1565234, 3130468, 6260936, 9320257, 12521872, 18640514, 37281028, 74562056, 102522827, 149124112, 205045654, 410091308, 820182616, 1640365232]

約数ペア:

[(1, 1640365232), (2, 820182616), (4, 410091308), (8, 205045654), (11, 149124112), (16, 102522827), (22, 74562056), (44, 37281028), (88, 18640514), (131, 12521872), (176, 9320257), (262, 6260936), (524, 3130468), (1048, 1565234), (1441, 1138352), (2096, 782617), (2882, 569176), (5764, 284588), (11528, 142294), (23056, 71147)]