74347280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{132763}}^1$

素因数の和:132783

約数の個数: 40

約数和(自身を含む): 197552832

約数和(自身を除く): 123205552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 132763, 265526, 531052, 663815, 929341, 1062104, 1327630, 1858682, 2124208, 2655260, 3717364, 4646705, 5310520, 7434728, 9293410, 10621040, 14869456, 18586820, 37173640, 74347280]

約数ペア:

[(1, 74347280), (2, 37173640), (4, 18586820), (5, 14869456), (7, 10621040), (8, 9293410), (10, 7434728), (14, 5310520), (16, 4646705), (20, 3717364), (28, 2655260), (35, 2124208), (40, 1858682), (56, 1327630), (70, 1062104), (80, 929341), (112, 663815), (140, 531052), (280, 265526), (560, 132763)]