55288660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{56417}}^1$

素因数の和:56440

約数の個数: 36

約数和(自身を含む): 135064692

約数和(自身を除く): 79776032

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 56417, 112834, 225668, 282085, 394919, 564170, 789838, 1128340, 1579676, 1974595, 2764433, 3949190, 5528866, 7898380, 11057732, 13822165, 27644330, 55288660]

約数ペア:

[(1, 55288660), (2, 27644330), (4, 13822165), (5, 11057732), (7, 7898380), (10, 5528866), (14, 3949190), (20, 2764433), (28, 1974595), (35, 1579676), (49, 1128340), (70, 789838), (98, 564170), (140, 394919), (196, 282085), (245, 225668), (490, 112834), (980, 56417)]