38204420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 82978560

約数和(自身を除く): 44774140

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 419, 470, 485, 838, 940, 970, 1676, 1940, 2095, 4190, 4559, 8380, 9118, 18236, 19693, 22795, 39386, 40643, 45590, 78772, 81286, 91180, 98465, 162572, 196930, 203215, 393860, 406430, 812860, 1910221, 3820442, 7640884, 9551105, 19102210, 38204420]

約数ペア:

[(1, 38204420), (2, 19102210), (4, 9551105), (5, 7640884), (10, 3820442), (20, 1910221), (47, 812860), (94, 406430), (97, 393860), (188, 203215), (194, 196930), (235, 162572), (388, 98465), (419, 91180), (470, 81286), (485, 78772), (838, 45590), (940, 40643), (970, 39386), (1676, 22795), (1940, 19693), (2095, 18236), (4190, 9118), (4559, 8380)]