133622480

素因数分解:

$2^4\times 5^1\times {\mathrm{1670281}}^1$

素因数の和:1670294

約数の個数: 20

約数和(自身を含む): 310672452

約数和(自身を除く): 177049972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1670281, 3340562, 6681124, 8351405, 13362248, 16702810, 26724496, 33405620, 66811240, 133622480]

約数ペア:

[(1, 133622480), (2, 66811240), (4, 33405620), (5, 26724496), (8, 16702810), (10, 13362248), (16, 8351405), (20, 6681124), (40, 3340562), (80, 1670281)]