1678978880

素因数分解:

$2^6\times 5^1\times {\mathrm{5246809}}^1$

素因数の和:5246826

約数の個数: 28

約数和(自身を含む): 3998069220

約数和(自身を除く): 2319090340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5246809, 10493618, 20987236, 26234045, 41974472, 52468090, 83948944, 104936180, 167897888, 209872360, 335795776, 419744720, 839489440, 1678978880]

約数ペア:

[(1, 1678978880), (2, 839489440), (4, 419744720), (5, 335795776), (8, 209872360), (10, 167897888), (16, 104936180), (20, 83948944), (32, 52468090), (40, 41974472), (64, 26234045), (80, 20987236), (160, 10493618), (320, 5246809)]