20121981130

素因数分解:

$2^1\times 5^1\times {\mathrm{3217}}^1\times {\mathrm{625489}}^1$

素因数の和:628713

約数の個数: 16

約数和(自身を含む): 36230882760

約数和(自身を除く): 16108901630

約数列:

[1, 2, 5, 10, 3217, 6434, 16085, 32170, 625489, 1250978, 3127445, 6254890, 2012198113, 4024396226, 10060990565, 20121981130]

約数ペア:

[(1, 20121981130), (2, 10060990565), (5, 4024396226), (10, 2012198113), (3217, 6254890), (6434, 3127445), (16085, 1250978), (32170, 625489)]