212375140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{225931}}^1$

素因数の和:225987

約数の個数: 24

約数和(自身を含む): 455478912

約数和(自身を除く): 243103772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 225931, 451862, 903724, 1129655, 2259310, 4518620, 10618757, 21237514, 42475028, 53093785, 106187570, 212375140]

約数ペア:

[(1, 212375140), (2, 106187570), (4, 53093785), (5, 42475028), (10, 21237514), (20, 10618757), (47, 4518620), (94, 2259310), (188, 1129655), (235, 903724), (470, 451862), (940, 225931)]