914380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 1940400

約数和(自身を除く): 1026020

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 349, 524, 655, 698, 1310, 1396, 1745, 2620, 3490, 6980, 45719, 91438, 182876, 228595, 457190, 914380]

約数ペア:

[(1, 914380), (2, 457190), (4, 228595), (5, 182876), (10, 91438), (20, 45719), (131, 6980), (262, 3490), (349, 2620), (524, 1745), (655, 1396), (698, 1310)]