52839640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26959}}^1$

素因数の和:26984

約数の個数: 48

約数和(自身を含む): 138304800

約数和(自身を除く): 85465160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26959, 53918, 107836, 134795, 188713, 215672, 269590, 377426, 539180, 754852, 943565, 1078360, 1320991, 1509704, 1887130, 2641982, 3774260, 5283964, 6604955, 7548520, 10567928, 13209910, 26419820, 52839640]

約数ペア:

[(1, 52839640), (2, 26419820), (4, 13209910), (5, 10567928), (7, 7548520), (8, 6604955), (10, 5283964), (14, 3774260), (20, 2641982), (28, 1887130), (35, 1509704), (40, 1320991), (49, 1078360), (56, 943565), (70, 754852), (98, 539180), (140, 377426), (196, 269590), (245, 215672), (280, 188713), (392, 134795), (490, 107836), (980, 53918), (1960, 26959)]