520011031720

素因数分解:

$2^3\times 5^1\times {\mathrm{13000275793}}^1$

素因数の和:13000275804

約数の個数: 16

約数和(自身を含む): 1170024821460

約数和(自身を除く): 650013789740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13000275793, 26000551586, 52001103172, 65001378965, 104002206344, 130002757930, 260005515860, 520011031720]

約数ペア:

[(1, 520011031720), (2, 260005515860), (4, 130002757930), (5, 104002206344), (8, 65001378965), (10, 52001103172), (20, 26000551586), (40, 13000275793)]