31348660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223919}}^1$

素因数の和:223935

約数の個数: 24

約数和(自身を含む): 75237120

約数和(自身を除く): 43888460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223919, 447838, 895676, 1119595, 1567433, 2239190, 3134866, 4478380, 6269732, 7837165, 15674330, 31348660]

約数ペア:

[(1, 31348660), (2, 15674330), (4, 7837165), (5, 6269732), (7, 4478380), (10, 3134866), (14, 2239190), (20, 1567433), (28, 1119595), (35, 895676), (70, 447838), (140, 223919)]