199069780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109379}}^1$

素因数の和:109408

約数の個数: 48

約数和(自身を含む): 514523520

約数和(自身を除く): 315453740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 109379, 218758, 437516, 546895, 765653, 1093790, 1421927, 1531306, 2187580, 2843854, 3062612, 3828265, 5687708, 7109635, 7656530, 9953489, 14219270, 15313060, 19906978, 28438540, 39813956, 49767445, 99534890, 199069780]

約数ペア:

[(1, 199069780), (2, 99534890), (4, 49767445), (5, 39813956), (7, 28438540), (10, 19906978), (13, 15313060), (14, 14219270), (20, 9953489), (26, 7656530), (28, 7109635), (35, 5687708), (52, 3828265), (65, 3062612), (70, 2843854), (91, 2187580), (130, 1531306), (140, 1421927), (182, 1093790), (260, 765653), (364, 546895), (455, 437516), (910, 218758), (1820, 109379)]