16778240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 88

約数和(自身を含む): 42004440

約数和(自身を除く): 25226200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 113, 116, 128, 145, 160, 226, 232, 256, 290, 320, 452, 464, 512, 565, 580, 640, 904, 928, 1024, 1130, 1160, 1280, 1808, 1856, 2260, 2320, 2560, 3277, 3616, 3712, 4520, 4640, 5120, 6554, 7232, 7424, 9040, 9280, 13108, 14464, 14848, 16385, 18080, 18560, 26216, 28928, 29696, 32770, 36160, 37120, 52432, 57856, 65540, 72320, 74240, 104864, 115712, 131080, 144640, 148480, 209728, 262160, 289280, 419456, 524320, 578560, 838912, 1048640, 1677824, 2097280, 3355648, 4194560, 8389120, 16778240]

約数ペア:

[(1, 16778240), (2, 8389120), (4, 4194560), (5, 3355648), (8, 2097280), (10, 1677824), (16, 1048640), (20, 838912), (29, 578560), (32, 524320), (40, 419456), (58, 289280), (64, 262160), (80, 209728), (113, 148480), (116, 144640), (128, 131080), (145, 115712), (160, 104864), (226, 74240), (232, 72320), (256, 65540), (290, 57856), (320, 52432), (452, 37120), (464, 36160), (512, 32770), (565, 29696), (580, 28928), (640, 26216), (904, 18560), (928, 18080), (1024, 16385), (1130, 14848), (1160, 14464), (1280, 13108), (1808, 9280), (1856, 9040), (2260, 7424), (2320, 7232), (2560, 6554), (3277, 5120), (3616, 4640), (3712, 4520)]