1441069820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{80687}}^1$

素因数の和:80762

約数の個数: 48

約数和(自身を含む): 3253340160

約数和(自身を除く): 1812270340

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, 17860, 80687, 161374, 322748, 403435, 806870, 1533053, 1613740, 3066106, 3792289, 6132212, 7584578, 7665265, 15169156, 15330530, 18961445, 30661060, 37922890, 72053491, 75845780, 144106982, 288213964, 360267455, 720534910, 1441069820]

約数ペア:

[(1, 1441069820), (2, 720534910), (4, 360267455), (5, 288213964), (10, 144106982), (19, 75845780), (20, 72053491), (38, 37922890), (47, 30661060), (76, 18961445), (94, 15330530), (95, 15169156), (188, 7665265), (190, 7584578), (235, 6132212), (380, 3792289), (470, 3066106), (893, 1613740), (940, 1533053), (1786, 806870), (3572, 403435), (4465, 322748), (8930, 161374), (17860, 80687)]