20112288

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{173}}^2$

素因数の和:366

約数の個数: 72

約数和(自身を含む): 60687648

約数和(自身を除く): 40575360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 173, 224, 336, 346, 519, 672, 692, 1038, 1211, 1384, 2076, 2422, 2768, 3633, 4152, 4844, 5536, 7266, 8304, 9688, 14532, 16608, 19376, 29064, 29929, 38752, 58128, 59858, 89787, 116256, 119716, 179574, 209503, 239432, 359148, 419006, 478864, 628509, 718296, 838012, 957728, 1257018, 1436592, 1676024, 2514036, 2873184, 3352048, 5028072, 6704096, 10056144, 20112288]

約数ペア:

[(1, 20112288), (2, 10056144), (3, 6704096), (4, 5028072), (6, 3352048), (7, 2873184), (8, 2514036), (12, 1676024), (14, 1436592), (16, 1257018), (21, 957728), (24, 838012), (28, 718296), (32, 628509), (42, 478864), (48, 419006), (56, 359148), (84, 239432), (96, 209503), (112, 179574), (168, 119716), (173, 116256), (224, 89787), (336, 59858), (346, 58128), (519, 38752), (672, 29929), (692, 29064), (1038, 19376), (1211, 16608), (1384, 14532), (2076, 9688), (2422, 8304), (2768, 7266), (3633, 5536), (4152, 4844)]