31367080

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1559}}^1$

素因数の和:2073

約数の個数: 32

約数和(自身を含む): 70761600

約数和(自身を除く): 39394520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 1559, 2012, 2515, 3118, 4024, 5030, 6236, 7795, 10060, 12472, 15590, 20120, 31180, 62360, 784177, 1568354, 3136708, 3920885, 6273416, 7841770, 15683540, 31367080]

約数ペア:

[(1, 31367080), (2, 15683540), (4, 7841770), (5, 6273416), (8, 3920885), (10, 3136708), (20, 1568354), (40, 784177), (503, 62360), (1006, 31180), (1559, 20120), (2012, 15590), (2515, 12472), (3118, 10060), (4024, 7795), (5030, 6236)]