25420520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27631}}^1$

素因数の和:27665

約数の個数: 32

約数和(自身を含む): 59685120

約数和(自身を除く): 34264600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 27631, 55262, 110524, 138155, 221048, 276310, 552620, 635513, 1105240, 1271026, 2542052, 3177565, 5084104, 6355130, 12710260, 25420520]

約数ペア:

[(1, 25420520), (2, 12710260), (4, 6355130), (5, 5084104), (8, 3177565), (10, 2542052), (20, 1271026), (23, 1105240), (40, 635513), (46, 552620), (92, 276310), (115, 221048), (184, 138155), (230, 110524), (460, 55262), (920, 27631)]