20374460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53617}}^1$

素因数の和:53645

約数の個数: 24

約数和(自身を含む): 45039120

約数和(自身を除く): 24664660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53617, 107234, 214468, 268085, 536170, 1018723, 1072340, 2037446, 4074892, 5093615, 10187230, 20374460]

約数ペア:

[(1, 20374460), (2, 10187230), (4, 5093615), (5, 4074892), (10, 2037446), (19, 1072340), (20, 1018723), (38, 536170), (76, 268085), (95, 214468), (190, 107234), (380, 53617)]