207617260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{610639}}^1$

素因数の和:610665

約数の個数: 24

約数和(自身を含む): 461643840

約数和(自身を除く): 254026580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 610639, 1221278, 2442556, 3053195, 6106390, 10380863, 12212780, 20761726, 41523452, 51904315, 103808630, 207617260]

約数ペア:

[(1, 207617260), (2, 103808630), (4, 51904315), (5, 41523452), (10, 20761726), (17, 12212780), (20, 10380863), (34, 6106390), (68, 3053195), (85, 2442556), (170, 1221278), (340, 610639)]