40890368

素因数分解:

$2^{12}\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 52

約数和(自身を含む): 83548200

約数和(自身を除く): 42657832

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 149, 256, 268, 298, 512, 536, 596, 1024, 1072, 1192, 2048, 2144, 2384, 4096, 4288, 4768, 8576, 9536, 9983, 17152, 19072, 19966, 34304, 38144, 39932, 68608, 76288, 79864, 137216, 152576, 159728, 274432, 305152, 319456, 610304, 638912, 1277824, 2555648, 5111296, 10222592, 20445184, 40890368]

約数ペア:

[(1, 40890368), (2, 20445184), (4, 10222592), (8, 5111296), (16, 2555648), (32, 1277824), (64, 638912), (67, 610304), (128, 319456), (134, 305152), (149, 274432), (256, 159728), (268, 152576), (298, 137216), (512, 79864), (536, 76288), (596, 68608), (1024, 39932), (1072, 38144), (1192, 34304), (2048, 19966), (2144, 19072), (2384, 17152), (4096, 9983), (4288, 9536), (4768, 8576)]