31706080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{28309}}^1$

素因数の和:28331

約数の個数: 48

約数和(自身を含む): 85609440

約数和(自身を除く): 53903360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 28309, 56618, 113236, 141545, 198163, 226472, 283090, 396326, 452944, 566180, 792652, 905888, 990815, 1132360, 1585304, 1981630, 2264720, 3170608, 3963260, 4529440, 6341216, 7926520, 15853040, 31706080]

約数ペア:

[(1, 31706080), (2, 15853040), (4, 7926520), (5, 6341216), (7, 4529440), (8, 3963260), (10, 3170608), (14, 2264720), (16, 1981630), (20, 1585304), (28, 1132360), (32, 990815), (35, 905888), (40, 792652), (56, 566180), (70, 452944), (80, 396326), (112, 283090), (140, 226472), (160, 198163), (224, 141545), (280, 113236), (560, 56618), (1120, 28309)]