42115280

素因数分解:

$2^4\times 5^1\times {\mathrm{526441}}^1$

素因数の和:526454

約数の個数: 20

約数和(自身を含む): 97918212

約数和(自身を除く): 55802932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 526441, 1052882, 2105764, 2632205, 4211528, 5264410, 8423056, 10528820, 21057640, 42115280]

約数ペア:

[(1, 42115280), (2, 21057640), (4, 10528820), (5, 8423056), (8, 5264410), (10, 4211528), (16, 2632205), (20, 2105764), (40, 1052882), (80, 526441)]