22806640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2939}}^1$

素因数の和:3049

約数の個数: 40

約数和(自身を含む): 53590320

約数和(自身を除く): 30783680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 2939, 3880, 5878, 7760, 11756, 14695, 23512, 29390, 47024, 58780, 117560, 235120, 285083, 570166, 1140332, 1425415, 2280664, 2850830, 4561328, 5701660, 11403320, 22806640]

約数ペア:

[(1, 22806640), (2, 11403320), (4, 5701660), (5, 4561328), (8, 2850830), (10, 2280664), (16, 1425415), (20, 1140332), (40, 570166), (80, 285083), (97, 235120), (194, 117560), (388, 58780), (485, 47024), (776, 29390), (970, 23512), (1552, 14695), (1940, 11756), (2939, 7760), (3880, 5878)]