2017442860

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1\times {\mathrm{1867}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 4290287904

約数和(自身を除く): 2272845044

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 557, 970, 1114, 1867, 1940, 2228, 2785, 3734, 5570, 7468, 9335, 11140, 18670, 37340, 54029, 108058, 181099, 216116, 270145, 362198, 540290, 724396, 905495, 1039919, 1080580, 1810990, 2079838, 3621980, 4159676, 5199595, 10399190, 20798380, 100872143, 201744286, 403488572, 504360715, 1008721430, 2017442860]

約数ペア:

[(1, 2017442860), (2, 1008721430), (4, 504360715), (5, 403488572), (10, 201744286), (20, 100872143), (97, 20798380), (194, 10399190), (388, 5199595), (485, 4159676), (557, 3621980), (970, 2079838), (1114, 1810990), (1867, 1080580), (1940, 1039919), (2228, 905495), (2785, 724396), (3734, 540290), (5570, 362198), (7468, 270145), (9335, 216116), (11140, 181099), (18670, 108058), (37340, 54029)]