9803720

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1789}}^1$

素因数の和:1937

約数の個数: 32

約数和(自身を含む): 22231800

約数和(自身を除く): 12428080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1789, 2740, 3578, 5480, 7156, 8945, 14312, 17890, 35780, 71560, 245093, 490186, 980372, 1225465, 1960744, 2450930, 4901860, 9803720]

約数ペア:

[(1, 9803720), (2, 4901860), (4, 2450930), (5, 1960744), (8, 1225465), (10, 980372), (20, 490186), (40, 245093), (137, 71560), (274, 35780), (548, 17890), (685, 14312), (1096, 8945), (1370, 7156), (1789, 5480), (2740, 3578)]