49408040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{112291}}^1$

素因数の和:112313

約数の個数: 32

約数和(自身を含む): 121275360

約数和(自身を除く): 71867320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 112291, 224582, 449164, 561455, 898328, 1122910, 1235201, 2245820, 2470402, 4491640, 4940804, 6176005, 9881608, 12352010, 24704020, 49408040]

約数ペア:

[(1, 49408040), (2, 24704020), (4, 12352010), (5, 9881608), (8, 6176005), (10, 4940804), (11, 4491640), (20, 2470402), (22, 2245820), (40, 1235201), (44, 1122910), (55, 898328), (88, 561455), (110, 449164), (220, 224582), (440, 112291)]