195409880

素因数分解:

$2^3\times 5^1\times {\mathrm{4885247}}^1$

素因数の和:4885258

約数の個数: 16

約数和(自身を含む): 439672320

約数和(自身を除く): 244262440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4885247, 9770494, 19540988, 24426235, 39081976, 48852470, 97704940, 195409880]

約数ペア:

[(1, 195409880), (2, 97704940), (4, 48852470), (5, 39081976), (8, 24426235), (10, 19540988), (20, 9770494), (40, 4885247)]