14870020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 34328448

約数和(自身を除く): 19458428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 263, 514, 526, 1028, 1052, 1285, 1315, 2570, 2630, 2827, 2893, 5140, 5260, 5654, 5786, 11308, 11572, 14135, 14465, 28270, 28930, 56540, 57860, 67591, 135182, 270364, 337955, 675910, 743501, 1351820, 1487002, 2974004, 3717505, 7435010, 14870020]

約数ペア:

[(1, 14870020), (2, 7435010), (4, 3717505), (5, 2974004), (10, 1487002), (11, 1351820), (20, 743501), (22, 675910), (44, 337955), (55, 270364), (110, 135182), (220, 67591), (257, 57860), (263, 56540), (514, 28930), (526, 28270), (1028, 14465), (1052, 14135), (1285, 11572), (1315, 11308), (2570, 5786), (2630, 5654), (2827, 5260), (2893, 5140)]