47149480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{168391}}^1$

素因数の和:168409

約数の個数: 32

約数和(自身を含む): 121242240

約数和(自身を除く): 74092760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 168391, 336782, 673564, 841955, 1178737, 1347128, 1683910, 2357474, 3367820, 4714948, 5893685, 6735640, 9429896, 11787370, 23574740, 47149480]

約数ペア:

[(1, 47149480), (2, 23574740), (4, 11787370), (5, 9429896), (7, 6735640), (8, 5893685), (10, 4714948), (14, 3367820), (20, 2357474), (28, 1683910), (35, 1347128), (40, 1178737), (56, 841955), (70, 673564), (140, 336782), (280, 168391)]