1338190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2731}}^1$

素因数の和:2752

約数の個数: 24

約数和(自身を含む): 2803032

約数和(自身を除く): 1464842

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2731, 5462, 13655, 19117, 27310, 38234, 95585, 133819, 191170, 267638, 669095, 1338190]

約数ペア:

[(1, 1338190), (2, 669095), (5, 267638), (7, 191170), (10, 133819), (14, 95585), (35, 38234), (49, 27310), (70, 19117), (98, 13655), (245, 5462), (490, 2731)]