40736240

素因数分解:

$2^4\times 5^1\times {\mathrm{509203}}^1$

素因数の和:509216

約数の個数: 20

約数和(自身を含む): 94711944

約数和(自身を除く): 53975704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509203, 1018406, 2036812, 2546015, 4073624, 5092030, 8147248, 10184060, 20368120, 40736240]

約数ペア:

[(1, 40736240), (2, 20368120), (4, 10184060), (5, 8147248), (8, 5092030), (10, 4073624), (16, 2546015), (20, 2036812), (40, 1018406), (80, 509203)]