145947280

素因数分解:

$2^4\times 5^1\times {\mathrm{1824341}}^1$

素因数の和:1824354

約数の個数: 20

約数和(自身を含む): 339327612

約数和(自身を除く): 193380332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1824341, 3648682, 7297364, 9121705, 14594728, 18243410, 29189456, 36486820, 72973640, 145947280]

約数ペア:

[(1, 145947280), (2, 72973640), (4, 36486820), (5, 29189456), (8, 18243410), (10, 14594728), (16, 9121705), (20, 7297364), (40, 3648682), (80, 1824341)]