1520557580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1249}}^1\times {\mathrm{2099}}^1$

素因数の和:3386

約数の個数: 48

約数和(自身を含む): 3307500000

約数和(自身を除く): 1786942420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1249, 2099, 2498, 4198, 4996, 6245, 8396, 10495, 12490, 20990, 24980, 36221, 41980, 60871, 72442, 121742, 144884, 181105, 243484, 304355, 362210, 608710, 724420, 1217420, 2621651, 5243302, 10486604, 13108255, 26216510, 52433020, 76027879, 152055758, 304111516, 380139395, 760278790, 1520557580]

約数ペア:

[(1, 1520557580), (2, 760278790), (4, 380139395), (5, 304111516), (10, 152055758), (20, 76027879), (29, 52433020), (58, 26216510), (116, 13108255), (145, 10486604), (290, 5243302), (580, 2621651), (1249, 1217420), (2099, 724420), (2498, 608710), (4198, 362210), (4996, 304355), (6245, 243484), (8396, 181105), (10495, 144884), (12490, 121742), (20990, 72442), (24980, 60871), (36221, 41980)]