22749820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 49871808

約数和(自身を除く): 27121988

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 433, 710, 740, 866, 1420, 1732, 2165, 2627, 4330, 5254, 8660, 10508, 13135, 16021, 26270, 30743, 32042, 52540, 61486, 64084, 80105, 122972, 153715, 160210, 307430, 320420, 614860, 1137491, 2274982, 4549964, 5687455, 11374910, 22749820]

約数ペア:

[(1, 22749820), (2, 11374910), (4, 5687455), (5, 4549964), (10, 2274982), (20, 1137491), (37, 614860), (71, 320420), (74, 307430), (142, 160210), (148, 153715), (185, 122972), (284, 80105), (355, 64084), (370, 61486), (433, 52540), (710, 32042), (740, 30743), (866, 26270), (1420, 16021), (1732, 13135), (2165, 10508), (2627, 8660), (4330, 5254)]