42150380

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21727}}^1$

素因数の和:21833

約数の個数: 24

約数和(自身を含む): 89432448

約数和(自身を除く): 47282068

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 21727, 43454, 86908, 108635, 217270, 434540, 2107519, 4215038, 8430076, 10537595, 21075190, 42150380]

約数ペア:

[(1, 42150380), (2, 21075190), (4, 10537595), (5, 8430076), (10, 4215038), (20, 2107519), (97, 434540), (194, 217270), (388, 108635), (485, 86908), (970, 43454), (1940, 21727)]