378480880

素因数分解:

$2^4\times 5^1\times {\mathrm{4731011}}^1$

素因数の和:4731024

約数の個数: 20

約数和(自身を含む): 879968232

約数和(自身を除く): 501487352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4731011, 9462022, 18924044, 23655055, 37848088, 47310110, 75696176, 94620220, 189240440, 378480880]

約数ペア:

[(1, 378480880), (2, 189240440), (4, 94620220), (5, 75696176), (8, 47310110), (10, 37848088), (16, 23655055), (20, 18924044), (40, 9462022), (80, 4731011)]