1347780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3209}}^1$

素因数の和:3228

約数の個数: 48

約数和(自身を含む): 4314240

約数和(自身を除く): 2966460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3209, 6418, 9627, 12836, 16045, 19254, 22463, 32090, 38508, 44926, 48135, 64180, 67389, 89852, 96270, 112315, 134778, 192540, 224630, 269556, 336945, 449260, 673890, 1347780]

約数ペア:

[(1, 1347780), (2, 673890), (3, 449260), (4, 336945), (5, 269556), (6, 224630), (7, 192540), (10, 134778), (12, 112315), (14, 96270), (15, 89852), (20, 67389), (21, 64180), (28, 48135), (30, 44926), (35, 38508), (42, 32090), (60, 22463), (70, 19254), (84, 16045), (105, 12836), (140, 9627), (210, 6418), (420, 3209)]