1239770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 2592000

約数和(自身を除く): 1352230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 199, 398, 445, 623, 890, 995, 1246, 1393, 1990, 2786, 3115, 6230, 6965, 13930, 17711, 35422, 88555, 123977, 177110, 247954, 619885, 1239770]

約数ペア:

[(1, 1239770), (2, 619885), (5, 247954), (7, 177110), (10, 123977), (14, 88555), (35, 35422), (70, 17711), (89, 13930), (178, 6965), (199, 6230), (398, 3115), (445, 2786), (623, 1990), (890, 1393), (995, 1246)]