74164720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{132437}}^1$

素因数の和:132457

約数の個数: 40

約数和(自身を含む): 197067744

約数和(自身を除く): 122903024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 132437, 264874, 529748, 662185, 927059, 1059496, 1324370, 1854118, 2118992, 2648740, 3708236, 4635295, 5297480, 7416472, 9270590, 10594960, 14832944, 18541180, 37082360, 74164720]

約数ペア:

[(1, 74164720), (2, 37082360), (4, 18541180), (5, 14832944), (7, 10594960), (8, 9270590), (10, 7416472), (14, 5297480), (16, 4635295), (20, 3708236), (28, 2648740), (35, 2118992), (40, 1854118), (56, 1324370), (70, 1059496), (80, 927059), (112, 662185), (140, 529748), (280, 264874), (560, 132437)]