2243347720

素因数分解:

$2^3\times 5^1\times {\mathrm{3209}}^1\times {\mathrm{17477}}^1$

素因数の和:20697

約数の個数: 32

約数和(自身を含む): 5049394200

約数和(自身を除く): 2806046480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3209, 6418, 12836, 16045, 17477, 25672, 32090, 34954, 64180, 69908, 87385, 128360, 139816, 174770, 349540, 699080, 56083693, 112167386, 224334772, 280418465, 448669544, 560836930, 1121673860, 2243347720]

約数ペア:

[(1, 2243347720), (2, 1121673860), (4, 560836930), (5, 448669544), (8, 280418465), (10, 224334772), (20, 112167386), (40, 56083693), (3209, 699080), (6418, 349540), (12836, 174770), (16045, 139816), (17477, 128360), (25672, 87385), (32090, 69908), (34954, 64180)]