2069860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 4939200

約数和(自身を除く): 2869340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 419, 494, 838, 988, 1235, 1676, 2095, 2470, 4190, 4940, 5447, 7961, 8380, 10894, 15922, 21788, 27235, 31844, 39805, 54470, 79610, 103493, 108940, 159220, 206986, 413972, 517465, 1034930, 2069860]

約数ペア:

[(1, 2069860), (2, 1034930), (4, 517465), (5, 413972), (10, 206986), (13, 159220), (19, 108940), (20, 103493), (26, 79610), (38, 54470), (52, 39805), (65, 31844), (76, 27235), (95, 21788), (130, 15922), (190, 10894), (247, 8380), (260, 7961), (380, 5447), (419, 4940), (494, 4190), (838, 2470), (988, 2095), (1235, 1676)]