20605300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5569}}^1$

素因数の和:5620

約数の個数: 36

約数和(自身を含む): 45930220

約数和(自身を除く): 25324920

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5569, 11138, 22276, 27845, 55690, 111380, 139225, 206053, 278450, 412106, 556900, 824212, 1030265, 2060530, 4121060, 5151325, 10302650, 20605300]

約数ペア:

[(1, 20605300), (2, 10302650), (4, 5151325), (5, 4121060), (10, 2060530), (20, 1030265), (25, 824212), (37, 556900), (50, 412106), (74, 278450), (100, 206053), (148, 139225), (185, 111380), (370, 55690), (740, 27845), (925, 22276), (1850, 11138), (3700, 5569)]