201805540540

素因数分解:

$2^2\times 5^1\times {\mathrm{72353}}^1\times {\mathrm{139459}}^1$

素因数の和:211821

約数の個数: 24

約数和(自身を含む): 423800531280

約数和(自身を除く): 221994990740

約数列:

[1, 2, 4, 5, 10, 20, 72353, 139459, 144706, 278918, 289412, 361765, 557836, 697295, 723530, 1394590, 1447060, 2789180, 10090277027, 20180554054, 40361108108, 50451385135, 100902770270, 201805540540]

約数ペア:

[(1, 201805540540), (2, 100902770270), (4, 50451385135), (5, 40361108108), (10, 20180554054), (20, 10090277027), (72353, 2789180), (139459, 1447060), (144706, 1394590), (278918, 723530), (289412, 697295), (361765, 557836)]