71357320

素因数分解:

$2^3\times 5^1\times {\mathrm{1783933}}^1$

素因数の和:1783944

約数の個数: 16

約数和(自身を含む): 160554060

約数和(自身を除く): 89196740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1783933, 3567866, 7135732, 8919665, 14271464, 17839330, 35678660, 71357320]

約数ペア:

[(1, 71357320), (2, 35678660), (4, 17839330), (5, 14271464), (8, 8919665), (10, 7135732), (20, 3567866), (40, 1783933)]