2244580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 5186160

約数和(自身を除く): 2941580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 97, 130, 178, 194, 260, 356, 388, 445, 485, 890, 970, 1157, 1261, 1780, 1940, 2314, 2522, 4628, 5044, 5785, 6305, 8633, 11570, 12610, 17266, 23140, 25220, 34532, 43165, 86330, 112229, 172660, 224458, 448916, 561145, 1122290, 2244580]

約数ペア:

[(1, 2244580), (2, 1122290), (4, 561145), (5, 448916), (10, 224458), (13, 172660), (20, 112229), (26, 86330), (52, 43165), (65, 34532), (89, 25220), (97, 23140), (130, 17266), (178, 12610), (194, 11570), (260, 8633), (356, 6305), (388, 5785), (445, 5044), (485, 4628), (890, 2522), (970, 2314), (1157, 1940), (1261, 1780)]