25392080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45343}}^1$

素因数の和:45363

約数の個数: 40

約数和(自身を含む): 67471872

約数和(自身を除く): 42079792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45343, 90686, 181372, 226715, 317401, 362744, 453430, 634802, 725488, 906860, 1269604, 1587005, 1813720, 2539208, 3174010, 3627440, 5078416, 6348020, 12696040, 25392080]

約数ペア:

[(1, 25392080), (2, 12696040), (4, 6348020), (5, 5078416), (7, 3627440), (8, 3174010), (10, 2539208), (14, 1813720), (16, 1587005), (20, 1269604), (28, 906860), (35, 725488), (40, 634802), (56, 453430), (70, 362744), (80, 317401), (112, 226715), (140, 181372), (280, 90686), (560, 45343)]