39779860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 86365440

約数和(自身を除く): 46585580

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 101, 188, 202, 235, 404, 419, 470, 505, 838, 940, 1010, 1676, 2020, 2095, 4190, 4747, 8380, 9494, 18988, 19693, 23735, 39386, 42319, 47470, 78772, 84638, 94940, 98465, 169276, 196930, 211595, 393860, 423190, 846380, 1988993, 3977986, 7955972, 9944965, 19889930, 39779860]

約数ペア:

[(1, 39779860), (2, 19889930), (4, 9944965), (5, 7955972), (10, 3977986), (20, 1988993), (47, 846380), (94, 423190), (101, 393860), (188, 211595), (202, 196930), (235, 169276), (404, 98465), (419, 94940), (470, 84638), (505, 78772), (838, 47470), (940, 42319), (1010, 39386), (1676, 23735), (2020, 19693), (2095, 18988), (4190, 9494), (4747, 8380)]