45498820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 98784000

約数和(自身を除く): 53285180

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 470, 485, 499, 940, 970, 998, 1940, 1996, 2495, 4559, 4990, 9118, 9980, 18236, 22795, 23453, 45590, 46906, 48403, 91180, 93812, 96806, 117265, 193612, 234530, 242015, 469060, 484030, 968060, 2274941, 4549882, 9099764, 11374705, 22749410, 45498820]

約数ペア:

[(1, 45498820), (2, 22749410), (4, 11374705), (5, 9099764), (10, 4549882), (20, 2274941), (47, 968060), (94, 484030), (97, 469060), (188, 242015), (194, 234530), (235, 193612), (388, 117265), (470, 96806), (485, 93812), (499, 91180), (940, 48403), (970, 46906), (998, 45590), (1940, 23453), (1996, 22795), (2495, 18236), (4559, 9980), (4990, 9118)]