9187220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 22256640

約数和(自身を除く): 13069420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 479, 548, 685, 958, 959, 1370, 1916, 1918, 2395, 2740, 3353, 3836, 4790, 4795, 6706, 9580, 9590, 13412, 16765, 19180, 33530, 65623, 67060, 131246, 262492, 328115, 459361, 656230, 918722, 1312460, 1837444, 2296805, 4593610, 9187220]

約数ペア:

[(1, 9187220), (2, 4593610), (4, 2296805), (5, 1837444), (7, 1312460), (10, 918722), (14, 656230), (20, 459361), (28, 328115), (35, 262492), (70, 131246), (137, 67060), (140, 65623), (274, 33530), (479, 19180), (548, 16765), (685, 13412), (958, 9590), (959, 9580), (1370, 6706), (1916, 4795), (1918, 4790), (2395, 3836), (2740, 3353)]