220153070

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{247363}}^1$

素因数の和:247459

約数の個数: 16

約数和(自身を含む): 400729680

約数和(自身を除く): 180576610

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 247363, 494726, 1236815, 2473630, 22015307, 44030614, 110076535, 220153070]

約数ペア:

[(1, 220153070), (2, 110076535), (5, 44030614), (10, 22015307), (89, 2473630), (178, 1236815), (445, 494726), (890, 247363)]