2043172520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{5233}}^1$

素因数の和:5514

約数の個数: 64

約数和(自身を含む): 4725673920

約数和(自身を除く): 2682501400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 227, 344, 430, 454, 860, 908, 1135, 1720, 1816, 2270, 4540, 5233, 9080, 9761, 10466, 19522, 20932, 26165, 39044, 41864, 48805, 52330, 78088, 97610, 104660, 195220, 209320, 225019, 390440, 450038, 900076, 1125095, 1187891, 1800152, 2250190, 2375782, 4500380, 4751564, 5939455, 9000760, 9503128, 11878910, 23757820, 47515640, 51079313, 102158626, 204317252, 255396565, 408634504, 510793130, 1021586260, 2043172520]

約数ペア:

[(1, 2043172520), (2, 1021586260), (4, 510793130), (5, 408634504), (8, 255396565), (10, 204317252), (20, 102158626), (40, 51079313), (43, 47515640), (86, 23757820), (172, 11878910), (215, 9503128), (227, 9000760), (344, 5939455), (430, 4751564), (454, 4500380), (860, 2375782), (908, 2250190), (1135, 1800152), (1720, 1187891), (1816, 1125095), (2270, 900076), (4540, 450038), (5233, 390440), (9080, 225019), (9761, 209320), (10466, 195220), (19522, 104660), (20932, 97610), (26165, 78088), (39044, 52330), (41864, 48805)]