65720060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{469429}}^1$

素因数の和:469445

約数の個数: 24

約数和(自身を含む): 157728480

約数和(自身を除く): 92008420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 469429, 938858, 1877716, 2347145, 3286003, 4694290, 6572006, 9388580, 13144012, 16430015, 32860030, 65720060]

約数ペア:

[(1, 65720060), (2, 32860030), (4, 16430015), (5, 13144012), (7, 9388580), (10, 6572006), (14, 4694290), (20, 3286003), (28, 2347145), (35, 1877716), (70, 938858), (140, 469429)]