42367660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21839}}^1$

素因数の和:21945

約数の個数: 24

約数和(自身を含む): 89893440

約数和(自身を除く): 47525780

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 21839, 43678, 87356, 109195, 218390, 436780, 2118383, 4236766, 8473532, 10591915, 21183830, 42367660]

約数ペア:

[(1, 42367660), (2, 21183830), (4, 10591915), (5, 8473532), (10, 4236766), (20, 2118383), (97, 436780), (194, 218390), (388, 109195), (485, 87356), (970, 43678), (1940, 21839)]