1878998620

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{247889}}^1$

素因数の和:248277

約数の個数: 24

約数和(自身を含む): 3956324400

約数和(自身を除く): 2077325780

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 247889, 495778, 991556, 1239445, 2478890, 4957780, 93949931, 187899862, 375799724, 469749655, 939499310, 1878998620]

約数ペア:

[(1, 1878998620), (2, 939499310), (4, 469749655), (5, 375799724), (10, 187899862), (20, 93949931), (379, 4957780), (758, 2478890), (1516, 1239445), (1895, 991556), (3790, 495778), (7580, 247889)]