28854780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28289}}^1$

素因数の和:28318

約数の個数: 48

約数和(自身を含む): 85548960

約数和(自身を除く): 56694180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 28289, 56578, 84867, 113156, 141445, 169734, 282890, 339468, 424335, 480913, 565780, 848670, 961826, 1442739, 1697340, 1923652, 2404565, 2885478, 4809130, 5770956, 7213695, 9618260, 14427390, 28854780]

約数ペア:

[(1, 28854780), (2, 14427390), (3, 9618260), (4, 7213695), (5, 5770956), (6, 4809130), (10, 2885478), (12, 2404565), (15, 1923652), (17, 1697340), (20, 1442739), (30, 961826), (34, 848670), (51, 565780), (60, 480913), (68, 424335), (85, 339468), (102, 282890), (170, 169734), (204, 141445), (255, 113156), (340, 84867), (510, 56578), (1020, 28289)]