41943920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 101645280

約数和(自身を除く): 59701360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 89, 137, 172, 178, 215, 274, 344, 356, 430, 445, 548, 685, 688, 712, 860, 890, 1096, 1370, 1424, 1720, 1780, 2192, 2740, 3440, 3560, 3827, 5480, 5891, 7120, 7654, 10960, 11782, 12193, 15308, 19135, 23564, 24386, 29455, 30616, 38270, 47128, 48772, 58910, 60965, 61232, 76540, 94256, 97544, 117820, 121930, 153080, 195088, 235640, 243860, 306160, 471280, 487720, 524299, 975440, 1048598, 2097196, 2621495, 4194392, 5242990, 8388784, 10485980, 20971960, 41943920]

約数ペア:

[(1, 41943920), (2, 20971960), (4, 10485980), (5, 8388784), (8, 5242990), (10, 4194392), (16, 2621495), (20, 2097196), (40, 1048598), (43, 975440), (80, 524299), (86, 487720), (89, 471280), (137, 306160), (172, 243860), (178, 235640), (215, 195088), (274, 153080), (344, 121930), (356, 117820), (430, 97544), (445, 94256), (548, 76540), (685, 61232), (688, 60965), (712, 58910), (860, 48772), (890, 47128), (1096, 38270), (1370, 30616), (1424, 29455), (1720, 24386), (1780, 23564), (2192, 19135), (2740, 15308), (3440, 12193), (3560, 11782), (3827, 10960), (5480, 7654), (5891, 7120)]