31664080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{56543}}^1$

素因数の和:56563

約数の個数: 40

約数和(自身を含む): 84137472

約数和(自身を除く): 52473392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 56543, 113086, 226172, 282715, 395801, 452344, 565430, 791602, 904688, 1130860, 1583204, 1979005, 2261720, 3166408, 3958010, 4523440, 6332816, 7916020, 15832040, 31664080]

約数ペア:

[(1, 31664080), (2, 15832040), (4, 7916020), (5, 6332816), (7, 4523440), (8, 3958010), (10, 3166408), (14, 2261720), (16, 1979005), (20, 1583204), (28, 1130860), (35, 904688), (40, 791602), (56, 565430), (70, 452344), (80, 395801), (112, 282715), (140, 226172), (280, 113086), (560, 56543)]