18921480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157679}}^1$

素因数の和:157693

約数の個数: 32

約数和(自身を含む): 56764800

約数和(自身を除く): 37843320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157679, 315358, 473037, 630716, 788395, 946074, 1261432, 1576790, 1892148, 2365185, 3153580, 3784296, 4730370, 6307160, 9460740, 18921480]

約数ペア:

[(1, 18921480), (2, 9460740), (3, 6307160), (4, 4730370), (5, 3784296), (6, 3153580), (8, 2365185), (10, 1892148), (12, 1576790), (15, 1261432), (20, 946074), (24, 788395), (30, 630716), (40, 473037), (60, 315358), (120, 157679)]