2016031120

素因数分解:

$2^4\times 5^1\times {\mathrm{25200389}}^1$

素因数の和:25200402

約数の個数: 20

約数和(自身を含む): 4687272540

約数和(自身を除く): 2671241420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25200389, 50400778, 100801556, 126001945, 201603112, 252003890, 403206224, 504007780, 1008015560, 2016031120]

約数ペア:

[(1, 2016031120), (2, 1008015560), (4, 504007780), (5, 403206224), (8, 252003890), (10, 201603112), (16, 126001945), (20, 100801556), (40, 50400778), (80, 25200389)]