188839280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{337213}}^1$

素因数の和:337233

約数の個数: 40

約数和(自身を含む): 501774432

約数和(自身を除く): 312935152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 337213, 674426, 1348852, 1686065, 2360491, 2697704, 3372130, 4720982, 5395408, 6744260, 9441964, 11802455, 13488520, 18883928, 23604910, 26977040, 37767856, 47209820, 94419640, 188839280]

約数ペア:

[(1, 188839280), (2, 94419640), (4, 47209820), (5, 37767856), (7, 26977040), (8, 23604910), (10, 18883928), (14, 13488520), (16, 11802455), (20, 9441964), (28, 6744260), (35, 5395408), (40, 4720982), (56, 3372130), (70, 2697704), (80, 2360491), (112, 1686065), (140, 1348852), (280, 674426), (560, 337213)]