28390260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1759}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 79833600

約数和(自身を除く): 51443340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 538, 807, 1076, 1345, 1614, 1759, 2690, 3228, 3518, 4035, 5277, 5380, 7036, 8070, 8795, 10554, 16140, 17590, 21108, 26385, 35180, 52770, 105540, 473171, 946342, 1419513, 1892684, 2365855, 2839026, 4731710, 5678052, 7097565, 9463420, 14195130, 28390260]

約数ペア:

[(1, 28390260), (2, 14195130), (3, 9463420), (4, 7097565), (5, 5678052), (6, 4731710), (10, 2839026), (12, 2365855), (15, 1892684), (20, 1419513), (30, 946342), (60, 473171), (269, 105540), (538, 52770), (807, 35180), (1076, 26385), (1345, 21108), (1614, 17590), (1759, 16140), (2690, 10554), (3228, 8795), (3518, 8070), (4035, 7036), (5277, 5380)]