8979760

素因数分解:

$2^4\times 5^1\times {\mathrm{112247}}^1$

素因数の和:112260

約数の個数: 20

約数和(自身を含む): 20878128

約数和(自身を除く): 11898368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 112247, 224494, 448988, 561235, 897976, 1122470, 1795952, 2244940, 4489880, 8979760]

約数ペア:

[(1, 8979760), (2, 4489880), (4, 2244940), (5, 1795952), (8, 1122470), (10, 897976), (16, 561235), (20, 448988), (40, 224494), (80, 112247)]