206380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 459648

約数和(自身を除く): 253268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 607, 1214, 2428, 3035, 6070, 10319, 12140, 20638, 41276, 51595, 103190, 206380]

約数ペア:

[(1, 206380), (2, 103190), (4, 51595), (5, 41276), (10, 20638), (17, 12140), (20, 10319), (34, 6070), (68, 3035), (85, 2428), (170, 1214), (340, 607)]