538533220

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{104773}}^1$

素因数の和:105039

約数の個数: 24

約数和(自身を含む): 1135331064

約数和(自身を除く): 596797844

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 104773, 209546, 419092, 523865, 1047730, 2095460, 26926661, 53853322, 107706644, 134633305, 269266610, 538533220]

約数ペア:

[(1, 538533220), (2, 269266610), (4, 134633305), (5, 107706644), (10, 53853322), (20, 26926661), (257, 2095460), (514, 1047730), (1028, 523865), (1285, 419092), (2570, 209546), (5140, 104773)]