31208660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{222919}}^1$

素因数の和:222935

約数の個数: 24

約数和(自身を含む): 74901120

約数和(自身を除く): 43692460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 222919, 445838, 891676, 1114595, 1560433, 2229190, 3120866, 4458380, 6241732, 7802165, 15604330, 31208660]

約数ペア:

[(1, 31208660), (2, 15604330), (4, 7802165), (5, 6241732), (7, 4458380), (10, 3120866), (14, 2229190), (20, 1560433), (28, 1114595), (35, 891676), (70, 445838), (140, 222919)]