25683820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67589}}^1$

素因数の和:67617

約数の個数: 24

約数和(自身を含む): 56775600

約数和(自身を除く): 31091780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 67589, 135178, 270356, 337945, 675890, 1284191, 1351780, 2568382, 5136764, 6420955, 12841910, 25683820]

約数ペア:

[(1, 25683820), (2, 12841910), (4, 6420955), (5, 5136764), (10, 2568382), (19, 1351780), (20, 1284191), (38, 675890), (76, 337945), (95, 270356), (190, 135178), (380, 67589)]