40980728

素因数分解:

$2^3\times {\mathrm{197}}^1\times {\mathrm{26003}}^1$

素因数の和:26206

約数の個数: 16

約数和(自身を含む): 77231880

約数和(自身を除く): 36251152

約数列:

[1, 2, 4, 8, 197, 394, 788, 1576, 26003, 52006, 104012, 208024, 5122591, 10245182, 20490364, 40980728]

約数ペア:

[(1, 40980728), (2, 20490364), (4, 10245182), (8, 5122591), (197, 208024), (394, 104012), (788, 52006), (1576, 26003)]