11156720

素因数分解:

$2^4\times 5^1\times {\mathrm{139459}}^1$

素因数の和:139472

約数の個数: 20

約数和(自身を含む): 25939560

約数和(自身を除く): 14782840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139459, 278918, 557836, 697295, 1115672, 1394590, 2231344, 2789180, 5578360, 11156720]

約数ペア:

[(1, 11156720), (2, 5578360), (4, 2789180), (5, 2231344), (8, 1394590), (10, 1115672), (16, 697295), (20, 557836), (40, 278918), (80, 139459)]