40822784

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 84389760

約数和(自身を除く): 43566976

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 643, 992, 1024, 1286, 1984, 2048, 2572, 3968, 5144, 7936, 10288, 15872, 19933, 20576, 31744, 39866, 41152, 63488, 79732, 82304, 159464, 164608, 318928, 329216, 637856, 658432, 1275712, 1316864, 2551424, 5102848, 10205696, 20411392, 40822784]

約数ペア:

[(1, 40822784), (2, 20411392), (4, 10205696), (8, 5102848), (16, 2551424), (31, 1316864), (32, 1275712), (62, 658432), (64, 637856), (124, 329216), (128, 318928), (248, 164608), (256, 159464), (496, 82304), (512, 79732), (643, 63488), (992, 41152), (1024, 39866), (1286, 31744), (1984, 20576), (2048, 19933), (2572, 15872), (3968, 10288), (5144, 7936)]