30814280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{110051}}^1$

素因数の和:110069

約数の個数: 32

約数和(自身を含む): 79237440

約数和(自身を除く): 48423160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 110051, 220102, 440204, 550255, 770357, 880408, 1100510, 1540714, 2201020, 3081428, 3851785, 4402040, 6162856, 7703570, 15407140, 30814280]

約数ペア:

[(1, 30814280), (2, 15407140), (4, 7703570), (5, 6162856), (7, 4402040), (8, 3851785), (10, 3081428), (14, 2201020), (20, 1540714), (28, 1100510), (35, 880408), (40, 770357), (56, 550255), (70, 440204), (140, 220102), (280, 110051)]