3840340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{27431}}^1$

素因数の和:27447

約数の個数: 24

約数和(自身を含む): 9217152

約数和(自身を除く): 5376812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 27431, 54862, 109724, 137155, 192017, 274310, 384034, 548620, 768068, 960085, 1920170, 3840340]

約数ペア:

[(1, 3840340), (2, 1920170), (4, 960085), (5, 768068), (7, 548620), (10, 384034), (14, 274310), (20, 192017), (28, 137155), (35, 109724), (70, 54862), (140, 27431)]