310964080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{555293}}^1$

素因数の和:555313

約数の個数: 40

約数和(自身を含む): 826277472

約数和(自身を除く): 515313392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 555293, 1110586, 2221172, 2776465, 3887051, 4442344, 5552930, 7774102, 8884688, 11105860, 15548204, 19435255, 22211720, 31096408, 38870510, 44423440, 62192816, 77741020, 155482040, 310964080]

約数ペア:

[(1, 310964080), (2, 155482040), (4, 77741020), (5, 62192816), (7, 44423440), (8, 38870510), (10, 31096408), (14, 22211720), (16, 19435255), (20, 15548204), (28, 11105860), (35, 8884688), (40, 7774102), (56, 5552930), (70, 4442344), (80, 3887051), (112, 2776465), (140, 2221172), (280, 1110586), (560, 555293)]