804519155320

素因数分解:

$2^3\times 5^1\times {\mathrm{20112978883}}^1$

素因数の和:20112978894

約数の個数: 16

約数和(自身を含む): 1810168099560

約数和(自身を除く): 1005648944240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20112978883, 40225957766, 80451915532, 100564894415, 160903831064, 201129788830, 402259577660, 804519155320]

約数ペア:

[(1, 804519155320), (2, 402259577660), (4, 201129788830), (5, 160903831064), (8, 100564894415), (10, 80451915532), (20, 40225957766), (40, 20112978883)]