27884620

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{7789}}^1$

素因数の和:7977

約数の個数: 24

約数和(自身を含む): 58892400

約数和(自身を除く): 31007780

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 7789, 15578, 31156, 38945, 77890, 155780, 1394231, 2788462, 5576924, 6971155, 13942310, 27884620]

約数ペア:

[(1, 27884620), (2, 13942310), (4, 6971155), (5, 5576924), (10, 2788462), (20, 1394231), (179, 155780), (358, 77890), (716, 38945), (895, 31156), (1790, 15578), (3580, 7789)]