20064740020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77172077}}^1$

素因数の和:77172099

約数の個数: 24

約数和(自身を含む): 45377181864

約数和(自身を除く): 25312441844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77172077, 154344154, 308688308, 385860385, 771720770, 1003237001, 1543441540, 2006474002, 4012948004, 5016185005, 10032370010, 20064740020]

約数ペア:

[(1, 20064740020), (2, 10032370010), (4, 5016185005), (5, 4012948004), (10, 2006474002), (13, 1543441540), (20, 1003237001), (26, 771720770), (52, 385860385), (65, 308688308), (130, 154344154), (260, 77172077)]