39669760

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:191

約数の個数: 104

約数和(自身を含む): 103206600

約数和(自身を除く): 63536840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 149, 160, 208, 256, 260, 298, 320, 416, 512, 520, 596, 640, 745, 832, 1024, 1040, 1192, 1280, 1490, 1664, 1937, 2048, 2080, 2384, 2560, 2980, 3328, 3874, 4096, 4160, 4768, 5120, 5960, 6656, 7748, 8320, 9536, 9685, 10240, 11920, 13312, 15496, 16640, 19072, 19370, 20480, 23840, 26624, 30992, 33280, 38144, 38740, 47680, 53248, 61984, 66560, 76288, 77480, 95360, 123968, 133120, 152576, 154960, 190720, 247936, 266240, 305152, 309920, 381440, 495872, 610304, 619840, 762880, 991744, 1239680, 1525760, 1983488, 2479360, 3051520, 3966976, 4958720, 7933952, 9917440, 19834880, 39669760]

約数ペア:

[(1, 39669760), (2, 19834880), (4, 9917440), (5, 7933952), (8, 4958720), (10, 3966976), (13, 3051520), (16, 2479360), (20, 1983488), (26, 1525760), (32, 1239680), (40, 991744), (52, 762880), (64, 619840), (65, 610304), (80, 495872), (104, 381440), (128, 309920), (130, 305152), (149, 266240), (160, 247936), (208, 190720), (256, 154960), (260, 152576), (298, 133120), (320, 123968), (416, 95360), (512, 77480), (520, 76288), (596, 66560), (640, 61984), (745, 53248), (832, 47680), (1024, 38740), (1040, 38144), (1192, 33280), (1280, 30992), (1490, 26624), (1664, 23840), (1937, 20480), (2048, 19370), (2080, 19072), (2384, 16640), (2560, 15496), (2980, 13312), (3328, 11920), (3874, 10240), (4096, 9685), (4160, 9536), (4768, 8320), (5120, 7748), (5960, 6656)]