417883400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{189947}}^1$

素因数の和:189974

約数の個数: 48

約数和(自身を含む): 1059909840

約数和(自身を除く): 642026440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 189947, 379894, 759788, 949735, 1519576, 1899470, 2089417, 3798940, 4178834, 4748675, 7597880, 8357668, 9497350, 10447085, 16715336, 18994700, 20894170, 37989400, 41788340, 52235425, 83576680, 104470850, 208941700, 417883400]

約数ペア:

[(1, 417883400), (2, 208941700), (4, 104470850), (5, 83576680), (8, 52235425), (10, 41788340), (11, 37989400), (20, 20894170), (22, 18994700), (25, 16715336), (40, 10447085), (44, 9497350), (50, 8357668), (55, 7597880), (88, 4748675), (100, 4178834), (110, 3798940), (200, 2089417), (220, 1899470), (275, 1519576), (440, 949735), (550, 759788), (1100, 379894), (2200, 189947)]