12937280

素因数分解:

$2^6\times 5^1\times {\mathrm{40429}}^1$

素因数の和:40446

約数の個数: 28

約数和(自身を含む): 30807660

約数和(自身を除く): 17870380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40429, 80858, 161716, 202145, 323432, 404290, 646864, 808580, 1293728, 1617160, 2587456, 3234320, 6468640, 12937280]

約数ペア:

[(1, 12937280), (2, 6468640), (4, 3234320), (5, 2587456), (8, 1617160), (10, 1293728), (16, 808580), (20, 646864), (32, 404290), (40, 323432), (64, 202145), (80, 161716), (160, 80858), (320, 40429)]