56557880

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5867}}^1$

素因数の和:6119

約数の個数: 32

約数和(自身を含む): 127805040

約数和(自身を除く): 71247160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 5867, 9640, 11734, 23468, 29335, 46936, 58670, 117340, 234680, 1413947, 2827894, 5655788, 7069735, 11311576, 14139470, 28278940, 56557880]

約数ペア:

[(1, 56557880), (2, 28278940), (4, 14139470), (5, 11311576), (8, 7069735), (10, 5655788), (20, 2827894), (40, 1413947), (241, 234680), (482, 117340), (964, 58670), (1205, 46936), (1928, 29335), (2410, 23468), (4820, 11734), (5867, 9640)]