28972620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{53653}}^1$

素因数の和:53671

約数の個数: 48

約数和(自身を含む): 90138720

約数和(自身を除く): 61166100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 53653, 107306, 160959, 214612, 268265, 321918, 482877, 536530, 643836, 804795, 965754, 1073060, 1448631, 1609590, 1931508, 2414385, 2897262, 3219180, 4828770, 5794524, 7243155, 9657540, 14486310, 28972620]

約数ペア:

[(1, 28972620), (2, 14486310), (3, 9657540), (4, 7243155), (5, 5794524), (6, 4828770), (9, 3219180), (10, 2897262), (12, 2414385), (15, 1931508), (18, 1609590), (20, 1448631), (27, 1073060), (30, 965754), (36, 804795), (45, 643836), (54, 536530), (60, 482877), (90, 321918), (108, 268265), (135, 214612), (180, 160959), (270, 107306), (540, 53653)]