144664820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{195493}}^1$

素因数の和:195539

約数の個数: 24

約数和(自身を含む): 312008424

約数和(自身を除く): 167343604

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 195493, 390986, 781972, 977465, 1954930, 3909860, 7233241, 14466482, 28932964, 36166205, 72332410, 144664820]

約数ペア:

[(1, 144664820), (2, 72332410), (4, 36166205), (5, 28932964), (10, 14466482), (20, 7233241), (37, 3909860), (74, 1954930), (148, 977465), (185, 781972), (370, 390986), (740, 195493)]