12793280

素因数分解:

$2^6\times 5^1\times {\mathrm{39979}}^1$

素因数の和:39996

約数の個数: 28

約数和(自身を含む): 30464760

約数和(自身を除く): 17671480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 39979, 79958, 159916, 199895, 319832, 399790, 639664, 799580, 1279328, 1599160, 2558656, 3198320, 6396640, 12793280]

約数ペア:

[(1, 12793280), (2, 6396640), (4, 3198320), (5, 2558656), (8, 1599160), (10, 1279328), (16, 799580), (20, 639664), (32, 399790), (40, 319832), (64, 199895), (80, 159916), (160, 79958), (320, 39979)]