40462580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20857}}^1$

素因数の和:20963

約数の個数: 24

約数和(自身を含む): 85851528

約数和(自身を除く): 45388948

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 20857, 41714, 83428, 104285, 208570, 417140, 2023129, 4046258, 8092516, 10115645, 20231290, 40462580]

約数ペア:

[(1, 40462580), (2, 20231290), (4, 10115645), (5, 8092516), (10, 4046258), (20, 2023129), (97, 417140), (194, 208570), (388, 104285), (485, 83428), (970, 41714), (1940, 20857)]