28253640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235447}}^1$

素因数の和:235461

約数の個数: 32

約数和(自身を含む): 84761280

約数和(自身を除く): 56507640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235447, 470894, 706341, 941788, 1177235, 1412682, 1883576, 2354470, 2825364, 3531705, 4708940, 5650728, 7063410, 9417880, 14126820, 28253640]

約数ペア:

[(1, 28253640), (2, 14126820), (3, 9417880), (4, 7063410), (5, 5650728), (6, 4708940), (8, 3531705), (10, 2825364), (12, 2354470), (15, 1883576), (20, 1412682), (24, 1177235), (30, 941788), (40, 706341), (60, 470894), (120, 235447)]