40389296

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{23159}}^1$

素因数の和:23276

約数の個数: 20

約数和(自身を含む): 78975600

約数和(自身を除く): 38586304

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 23159, 46318, 92636, 185272, 370544, 2524331, 5048662, 10097324, 20194648, 40389296]

約数ペア:

[(1, 40389296), (2, 20194648), (4, 10097324), (8, 5048662), (16, 2524331), (109, 370544), (218, 185272), (436, 92636), (872, 46318), (1744, 23159)]