198984740

素因数分解:

$2^2\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{8629}}^1$

素因数の和:9791

約数の個数: 24

約数和(自身を含む): 418278840

約数和(自身を除く): 219294100

約数列:

[1, 2, 4, 5, 10, 20, 1153, 2306, 4612, 5765, 8629, 11530, 17258, 23060, 34516, 43145, 86290, 172580, 9949237, 19898474, 39796948, 49746185, 99492370, 198984740]

約数ペア:

[(1, 198984740), (2, 99492370), (4, 49746185), (5, 39796948), (10, 19898474), (20, 9949237), (1153, 172580), (2306, 86290), (4612, 43145), (5765, 34516), (8629, 23060), (11530, 17258)]