22478940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11353}}^1$

素因数の和:11379

約数の個数: 72

約数和(自身を含む): 74391408

約数和(自身を除く): 51912468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 11353, 22706, 34059, 45412, 56765, 68118, 102177, 113530, 124883, 136236, 170295, 204354, 227060, 249766, 340590, 374649, 408708, 499532, 510885, 624415, 681180, 749298, 1021770, 1123947, 1248830, 1498596, 1873245, 2043540, 2247894, 2497660, 3746490, 4495788, 5619735, 7492980, 11239470, 22478940]

約数ペア:

[(1, 22478940), (2, 11239470), (3, 7492980), (4, 5619735), (5, 4495788), (6, 3746490), (9, 2497660), (10, 2247894), (11, 2043540), (12, 1873245), (15, 1498596), (18, 1248830), (20, 1123947), (22, 1021770), (30, 749298), (33, 681180), (36, 624415), (44, 510885), (45, 499532), (55, 408708), (60, 374649), (66, 340590), (90, 249766), (99, 227060), (110, 204354), (132, 170295), (165, 136236), (180, 124883), (198, 113530), (220, 102177), (330, 68118), (396, 56765), (495, 45412), (660, 34059), (990, 22706), (1980, 11353)]