277710320

素因数分解:

$2^4\times 5^1\times {\mathrm{3471379}}^1$

素因数の和:3471392

約数の個数: 20

約数和(自身を含む): 645676680

約数和(自身を除く): 367966360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3471379, 6942758, 13885516, 17356895, 27771032, 34713790, 55542064, 69427580, 138855160, 277710320]

約数ペア:

[(1, 277710320), (2, 138855160), (4, 69427580), (5, 55542064), (8, 34713790), (10, 27771032), (16, 17356895), (20, 13885516), (40, 6942758), (80, 3471379)]