39895040

素因数分解:

$2^{14}\times 5^1\times {\mathrm{487}}^1$

素因数の和:520

約数の個数: 60

約数和(自身を含む): 95941776

約数和(自身を除く): 56046736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 487, 512, 640, 974, 1024, 1280, 1948, 2048, 2435, 2560, 3896, 4096, 4870, 5120, 7792, 8192, 9740, 10240, 15584, 16384, 19480, 20480, 31168, 38960, 40960, 62336, 77920, 81920, 124672, 155840, 249344, 311680, 498688, 623360, 997376, 1246720, 1994752, 2493440, 3989504, 4986880, 7979008, 9973760, 19947520, 39895040]

約数ペア:

[(1, 39895040), (2, 19947520), (4, 9973760), (5, 7979008), (8, 4986880), (10, 3989504), (16, 2493440), (20, 1994752), (32, 1246720), (40, 997376), (64, 623360), (80, 498688), (128, 311680), (160, 249344), (256, 155840), (320, 124672), (487, 81920), (512, 77920), (640, 62336), (974, 40960), (1024, 38960), (1280, 31168), (1948, 20480), (2048, 19480), (2435, 16384), (2560, 15584), (3896, 10240), (4096, 9740), (4870, 8192), (5120, 7792)]