20217090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4919}}^1$

素因数の和:5066

約数の個数: 32

約数和(自身を含む): 48885120

約数和(自身を除く): 28668030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 4919, 9838, 14757, 24595, 29514, 49190, 73785, 147570, 673903, 1347806, 2021709, 3369515, 4043418, 6739030, 10108545, 20217090]

約数ペア:

[(1, 20217090), (2, 10108545), (3, 6739030), (5, 4043418), (6, 3369515), (10, 2021709), (15, 1347806), (30, 673903), (137, 147570), (274, 73785), (411, 49190), (685, 29514), (822, 24595), (1370, 14757), (2055, 9838), (4110, 4919)]