420032008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1783}}^1\times {\mathrm{2677}}^1$

素因数の和:4477

約数の個数: 32

約数和(自身を含む): 859959360

約数和(自身を除く): 439927352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1783, 2677, 3566, 5354, 7132, 10708, 14264, 19613, 21416, 29447, 39226, 58894, 78452, 117788, 156904, 235576, 4773091, 9546182, 19092364, 38184728, 52504001, 105008002, 210016004, 420032008]

約数ペア:

[(1, 420032008), (2, 210016004), (4, 105008002), (8, 52504001), (11, 38184728), (22, 19092364), (44, 9546182), (88, 4773091), (1783, 235576), (2677, 156904), (3566, 117788), (5354, 78452), (7132, 58894), (10708, 39226), (14264, 29447), (19613, 21416)]