47185920

素因数分解:

$2^{20}\times 3^2\times 5^1$

素因数の和:51

約数の個数: 126

約数和(自身を含む): 163577778

約数和(自身を除く): 116391858

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4096, 4608, 5120, 5760, 6144, 7680, 8192, 9216, 10240, 11520, 12288, 15360, 16384, 18432, 20480, 23040, 24576, 30720, 32768, 36864, 40960, 46080, 49152, 61440, 65536, 73728, 81920, 92160, 98304, 122880, 131072, 147456, 163840, 184320, 196608, 245760, 262144, 294912, 327680, 368640, 393216, 491520, 524288, 589824, 655360, 737280, 786432, 983040, 1048576, 1179648, 1310720, 1474560, 1572864, 1966080, 2359296, 2621440, 2949120, 3145728, 3932160, 4718592, 5242880, 5898240, 7864320, 9437184, 11796480, 15728640, 23592960, 47185920]

約数ペア:

[(1, 47185920), (2, 23592960), (3, 15728640), (4, 11796480), (5, 9437184), (6, 7864320), (8, 5898240), (9, 5242880), (10, 4718592), (12, 3932160), (15, 3145728), (16, 2949120), (18, 2621440), (20, 2359296), (24, 1966080), (30, 1572864), (32, 1474560), (36, 1310720), (40, 1179648), (45, 1048576), (48, 983040), (60, 786432), (64, 737280), (72, 655360), (80, 589824), (90, 524288), (96, 491520), (120, 393216), (128, 368640), (144, 327680), (160, 294912), (180, 262144), (192, 245760), (240, 196608), (256, 184320), (288, 163840), (320, 147456), (360, 131072), (384, 122880), (480, 98304), (512, 92160), (576, 81920), (640, 73728), (720, 65536), (768, 61440), (960, 49152), (1024, 46080), (1152, 40960), (1280, 36864), (1440, 32768), (1536, 30720), (1920, 24576), (2048, 23040), (2304, 20480), (2560, 18432), (2880, 16384), (3072, 15360), (3840, 12288), (4096, 11520), (4608, 10240), (5120, 9216), (5760, 8192), (6144, 7680)]