1478649220

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{539653}}^1$

素因数の和:539799

約数の個数: 24

約数和(自身を含む): 3127834584

約数和(自身を除く): 1649185364

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 539653, 1079306, 2158612, 2698265, 5396530, 10793060, 73932461, 147864922, 295729844, 369662305, 739324610, 1478649220]

約数ペア:

[(1, 1478649220), (2, 739324610), (4, 369662305), (5, 295729844), (10, 147864922), (20, 73932461), (137, 10793060), (274, 5396530), (548, 2698265), (685, 2158612), (1370, 1079306), (2740, 539653)]