168223340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9419}}^1$

素因数の和:9494

約数の個数: 48

約数和(自身を含む): 379814400

約数和(自身を除く): 211591060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 9419, 17860, 18838, 37676, 47095, 94190, 178961, 188380, 357922, 442693, 715844, 885386, 894805, 1770772, 1789610, 2213465, 3579220, 4426930, 8411167, 8853860, 16822334, 33644668, 42055835, 84111670, 168223340]

約数ペア:

[(1, 168223340), (2, 84111670), (4, 42055835), (5, 33644668), (10, 16822334), (19, 8853860), (20, 8411167), (38, 4426930), (47, 3579220), (76, 2213465), (94, 1789610), (95, 1770772), (188, 894805), (190, 885386), (235, 715844), (380, 442693), (470, 357922), (893, 188380), (940, 178961), (1786, 94190), (3572, 47095), (4465, 37676), (8930, 18838), (9419, 17860)]