826670270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{21601}}^1$

素因数の和:21740

約数の個数: 32

約数和(自身を含む): 1539790560

約数和(自身を除く): 713120290

約数列:

[1, 2, 5, 10, 43, 86, 89, 178, 215, 430, 445, 890, 3827, 7654, 19135, 21601, 38270, 43202, 108005, 216010, 928843, 1857686, 1922489, 3844978, 4644215, 9288430, 9612445, 19224890, 82667027, 165334054, 413335135, 826670270]

約数ペア:

[(1, 826670270), (2, 413335135), (5, 165334054), (10, 82667027), (43, 19224890), (86, 9612445), (89, 9288430), (178, 4644215), (215, 3844978), (430, 1922489), (445, 1857686), (890, 928843), (3827, 216010), (7654, 108005), (19135, 43202), (21601, 38270)]