16878080

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:389

約数の個数: 80

約数和(自身を含む): 42720480

約数和(自身を除く): 25842400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 347, 380, 512, 608, 640, 694, 760, 1216, 1280, 1388, 1520, 1735, 2432, 2560, 2776, 3040, 3470, 4864, 5552, 6080, 6593, 6940, 9728, 11104, 12160, 13186, 13880, 22208, 24320, 26372, 27760, 32965, 44416, 48640, 52744, 55520, 65930, 88832, 105488, 111040, 131860, 177664, 210976, 222080, 263720, 421952, 444160, 527440, 843904, 888320, 1054880, 1687808, 2109760, 3375616, 4219520, 8439040, 16878080]

約数ペア:

[(1, 16878080), (2, 8439040), (4, 4219520), (5, 3375616), (8, 2109760), (10, 1687808), (16, 1054880), (19, 888320), (20, 843904), (32, 527440), (38, 444160), (40, 421952), (64, 263720), (76, 222080), (80, 210976), (95, 177664), (128, 131860), (152, 111040), (160, 105488), (190, 88832), (256, 65930), (304, 55520), (320, 52744), (347, 48640), (380, 44416), (512, 32965), (608, 27760), (640, 26372), (694, 24320), (760, 22208), (1216, 13880), (1280, 13186), (1388, 12160), (1520, 11104), (1735, 9728), (2432, 6940), (2560, 6593), (2776, 6080), (3040, 5552), (3470, 4864)]