154464740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{79621}}^1$

素因数の和:79727

約数の個数: 24

約数和(自身を含む): 327724152

約数和(自身を除く): 173259412

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 79621, 159242, 318484, 398105, 796210, 1592420, 7723237, 15446474, 30892948, 38616185, 77232370, 154464740]

約数ペア:

[(1, 154464740), (2, 77232370), (4, 38616185), (5, 30892948), (10, 15446474), (20, 7723237), (97, 1592420), (194, 796210), (388, 398105), (485, 318484), (970, 159242), (1940, 79621)]