27617380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28181}}^1$

素因数の和:28204

約数の個数: 36

約数和(自身を含む): 67467708

約数和(自身を除く): 39850328

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28181, 56362, 112724, 140905, 197267, 281810, 394534, 563620, 789068, 986335, 1380869, 1972670, 2761738, 3945340, 5523476, 6904345, 13808690, 27617380]

約数ペア:

[(1, 27617380), (2, 13808690), (4, 6904345), (5, 5523476), (7, 3945340), (10, 2761738), (14, 1972670), (20, 1380869), (28, 986335), (35, 789068), (49, 563620), (70, 394534), (98, 281810), (140, 197267), (196, 140905), (245, 112724), (490, 56362), (980, 28181)]