971660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 2148720

約数和(自身を除く): 1177060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2557, 5114, 10228, 12785, 25570, 48583, 51140, 97166, 194332, 242915, 485830, 971660]

約数ペア:

[(1, 971660), (2, 485830), (4, 242915), (5, 194332), (10, 97166), (19, 51140), (20, 48583), (38, 25570), (76, 12785), (95, 10228), (190, 5114), (380, 2557)]