2538376

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 5005440

約数和(自身を除く): 2467064

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 157, 172, 188, 314, 344, 376, 628, 1256, 2021, 4042, 6751, 7379, 8084, 13502, 14758, 16168, 27004, 29516, 54008, 59032, 317297, 634594, 1269188, 2538376]

約数ペア:

[(1, 2538376), (2, 1269188), (4, 634594), (8, 317297), (43, 59032), (47, 54008), (86, 29516), (94, 27004), (157, 16168), (172, 14758), (188, 13502), (314, 8084), (344, 7379), (376, 6751), (628, 4042), (1256, 2021)]