339103640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{446189}}^1$

素因数の和:446219

約数の個数: 32

約数和(自身を含む): 803142000

約数和(自身を除く): 464038360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 446189, 892378, 1784756, 2230945, 3569512, 4461890, 8477591, 8923780, 16955182, 17847560, 33910364, 42387955, 67820728, 84775910, 169551820, 339103640]

約数ペア:

[(1, 339103640), (2, 169551820), (4, 84775910), (5, 67820728), (8, 42387955), (10, 33910364), (19, 17847560), (20, 16955182), (38, 8923780), (40, 8477591), (76, 4461890), (95, 3569512), (152, 2230945), (190, 1784756), (380, 892378), (760, 446189)]