28797160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5413}}^1$

素因数の和:5450

約数の個数: 64

約数和(自身を含む): 77961600

約数和(自身を除く): 49164440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 5413, 10826, 21652, 27065, 37891, 43304, 54130, 75782, 102847, 108260, 151564, 189455, 205694, 216520, 303128, 378910, 411388, 514235, 719929, 757820, 822776, 1028470, 1439858, 1515640, 2056940, 2879716, 3599645, 4113880, 5759432, 7199290, 14398580, 28797160]

約数ペア:

[(1, 28797160), (2, 14398580), (4, 7199290), (5, 5759432), (7, 4113880), (8, 3599645), (10, 2879716), (14, 2056940), (19, 1515640), (20, 1439858), (28, 1028470), (35, 822776), (38, 757820), (40, 719929), (56, 514235), (70, 411388), (76, 378910), (95, 303128), (133, 216520), (140, 205694), (152, 189455), (190, 151564), (266, 108260), (280, 102847), (380, 75782), (532, 54130), (665, 43304), (760, 37891), (1064, 27065), (1330, 21652), (2660, 10826), (5320, 5413)]