12464080

素因数分解:

$2^4\times 5^1\times {\mathrm{155801}}^1$

素因数の和:155814

約数の個数: 20

約数和(自身を含む): 28979172

約数和(自身を除く): 16515092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155801, 311602, 623204, 779005, 1246408, 1558010, 2492816, 3116020, 6232040, 12464080]

約数ペア:

[(1, 12464080), (2, 6232040), (4, 3116020), (5, 2492816), (8, 1558010), (10, 1246408), (16, 779005), (20, 623204), (40, 311602), (80, 155801)]