197200880

素因数分解:

$2^4\times 5^1\times {\mathrm{2465011}}^1$

素因数の和:2465024

約数の個数: 20

約数和(自身を含む): 458492232

約数和(自身を除く): 261291352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2465011, 4930022, 9860044, 12325055, 19720088, 24650110, 39440176, 49300220, 98600440, 197200880]

約数ペア:

[(1, 197200880), (2, 98600440), (4, 49300220), (5, 39440176), (8, 24650110), (10, 19720088), (16, 12325055), (20, 9860044), (40, 4930022), (80, 2465011)]