45555440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{81349}}^1$

素因数の和:81369

約数の個数: 40

約数和(自身を含む): 121048800

約数和(自身を除く): 75493360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 81349, 162698, 325396, 406745, 569443, 650792, 813490, 1138886, 1301584, 1626980, 2277772, 2847215, 3253960, 4555544, 5694430, 6507920, 9111088, 11388860, 22777720, 45555440]

約数ペア:

[(1, 45555440), (2, 22777720), (4, 11388860), (5, 9111088), (7, 6507920), (8, 5694430), (10, 4555544), (14, 3253960), (16, 2847215), (20, 2277772), (28, 1626980), (35, 1301584), (40, 1138886), (56, 813490), (70, 650792), (80, 569443), (112, 406745), (140, 325396), (280, 162698), (560, 81349)]