72020060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{514429}}^1$

素因数の和:514445

約数の個数: 24

約数和(自身を含む): 172848480

約数和(自身を除く): 100828420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 514429, 1028858, 2057716, 2572145, 3601003, 5144290, 7202006, 10288580, 14404012, 18005015, 36010030, 72020060]

約数ペア:

[(1, 72020060), (2, 36010030), (4, 18005015), (5, 14404012), (7, 10288580), (10, 7202006), (14, 5144290), (20, 3601003), (28, 2572145), (35, 2057716), (70, 1028858), (140, 514429)]