660976

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 20

約数和(自身を含む): 1295800

約数和(自身を除く): 634824

約数列:

[1, 2, 4, 8, 16, 109, 218, 379, 436, 758, 872, 1516, 1744, 3032, 6064, 41311, 82622, 165244, 330488, 660976]

約数ペア:

[(1, 660976), (2, 330488), (4, 165244), (8, 82622), (16, 41311), (109, 6064), (218, 3032), (379, 1744), (436, 1516), (758, 872)]