15209260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 35108640

約数和(自身を除く): 19899380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 269, 514, 538, 1028, 1076, 1285, 1345, 2570, 2690, 2827, 2959, 5140, 5380, 5654, 5918, 11308, 11836, 14135, 14795, 28270, 29590, 56540, 59180, 69133, 138266, 276532, 345665, 691330, 760463, 1382660, 1520926, 3041852, 3802315, 7604630, 15209260]

約数ペア:

[(1, 15209260), (2, 7604630), (4, 3802315), (5, 3041852), (10, 1520926), (11, 1382660), (20, 760463), (22, 691330), (44, 345665), (55, 276532), (110, 138266), (220, 69133), (257, 59180), (269, 56540), (514, 29590), (538, 28270), (1028, 14795), (1076, 14135), (1285, 11836), (1345, 11308), (2570, 5918), (2690, 5654), (2827, 5380), (2959, 5140)]