12745280

素因数分解:

$2^6\times 5^1\times {\mathrm{39829}}^1$

素因数の和:39846

約数の個数: 28

約数和(自身を含む): 30350460

約数和(自身を除く): 17605180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 39829, 79658, 159316, 199145, 318632, 398290, 637264, 796580, 1274528, 1593160, 2549056, 3186320, 6372640, 12745280]

約数ペア:

[(1, 12745280), (2, 6372640), (4, 3186320), (5, 2549056), (8, 1593160), (10, 1274528), (16, 796580), (20, 637264), (32, 398290), (40, 318632), (64, 199145), (80, 159316), (160, 79658), (320, 39829)]