11207890

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{2143}}^1$

素因数の和:2673

約数の個数: 16

約数和(自身を含む): 20222208

約数和(自身を除く): 9014318

約数列:

[1, 2, 5, 10, 523, 1046, 2143, 2615, 4286, 5230, 10715, 21430, 1120789, 2241578, 5603945, 11207890]

約数ペア:

[(1, 11207890), (2, 5603945), (5, 2241578), (10, 1120789), (523, 21430), (1046, 10715), (2143, 5230), (2615, 4286)]