4145780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2137}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 8800008

約数和(自身を除く): 4654228

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 2137, 4274, 8548, 10685, 21370, 42740, 207289, 414578, 829156, 1036445, 2072890, 4145780]

約数ペア:

[(1, 4145780), (2, 2072890), (4, 1036445), (5, 829156), (10, 414578), (20, 207289), (97, 42740), (194, 21370), (388, 10685), (485, 8548), (970, 4274), (1940, 2137)]