78607120

素因数分解:

$2^4\times 5^1\times {\mathrm{982589}}^1$

素因数の和:982602

約数の個数: 20

約数和(自身を含む): 182761740

約数和(自身を除く): 104154620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 982589, 1965178, 3930356, 4912945, 7860712, 9825890, 15721424, 19651780, 39303560, 78607120]

約数ペア:

[(1, 78607120), (2, 39303560), (4, 19651780), (5, 15721424), (8, 9825890), (10, 7860712), (16, 4912945), (20, 3930356), (40, 1965178), (80, 982589)]