17930480

素因数分解:

$2^4\times 5^1\times {\mathrm{224131}}^1$

素因数の和:224144

約数の個数: 20

約数和(自身を含む): 41688552

約数和(自身を除く): 23758072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 224131, 448262, 896524, 1120655, 1793048, 2241310, 3586096, 4482620, 8965240, 17930480]

約数ペア:

[(1, 17930480), (2, 8965240), (4, 4482620), (5, 3586096), (8, 2241310), (10, 1793048), (16, 1120655), (20, 896524), (40, 448262), (80, 224131)]