20120378020

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2172827}}^1$

素因数の和:2173299

約数の個数: 24

約数和(自身を含む): 42344072064

約数和(自身を除く): 22223694044

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 2172827, 4345654, 8691308, 10864135, 21728270, 43456540, 1006018901, 2012037802, 4024075604, 5030094505, 10060189010, 20120378020]

約数ペア:

[(1, 20120378020), (2, 10060189010), (4, 5030094505), (5, 4024075604), (10, 2012037802), (20, 1006018901), (463, 43456540), (926, 21728270), (1852, 10864135), (2315, 8691308), (4630, 4345654), (9260, 2172827)]