1388330030

素因数分解:

$2^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{437959}}^1$

素因数の和:438283

約数の個数: 16

約数和(自身を含む): 2506883040

約数和(自身を除く): 1118553010

約数列:

[1, 2, 5, 10, 317, 634, 1585, 3170, 437959, 875918, 2189795, 4379590, 138833003, 277666006, 694165015, 1388330030]

約数ペア:

[(1, 1388330030), (2, 694165015), (5, 277666006), (10, 138833003), (317, 4379590), (634, 2189795), (1585, 875918), (3170, 437959)]