20910690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77447}}^1$

素因数の和:77463

約数の個数: 32

約数和(自身を含む): 55762560

約数和(自身を除く): 34851870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77447, 154894, 232341, 387235, 464682, 697023, 774470, 1161705, 1394046, 2091069, 2323410, 3485115, 4182138, 6970230, 10455345, 20910690]

約数ペア:

[(1, 20910690), (2, 10455345), (3, 6970230), (5, 4182138), (6, 3485115), (9, 2323410), (10, 2091069), (15, 1394046), (18, 1161705), (27, 774470), (30, 697023), (45, 464682), (54, 387235), (90, 232341), (135, 154894), (270, 77447)]