7787920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13907}}^1$

素因数の和:13927

約数の個数: 40

約数和(自身を含む): 20695104

約数和(自身を除く): 12907184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13907, 27814, 55628, 69535, 97349, 111256, 139070, 194698, 222512, 278140, 389396, 486745, 556280, 778792, 973490, 1112560, 1557584, 1946980, 3893960, 7787920]

約数ペア:

[(1, 7787920), (2, 3893960), (4, 1946980), (5, 1557584), (7, 1112560), (8, 973490), (10, 778792), (14, 556280), (16, 486745), (20, 389396), (28, 278140), (35, 222512), (40, 194698), (56, 139070), (70, 111256), (80, 97349), (112, 69535), (140, 55628), (280, 27814), (560, 13907)]