143688620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{247739}}^1$

素因数の和:247777

約数の個数: 24

約数和(自身を含む): 312152400

約数和(自身を除く): 168463780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 247739, 495478, 990956, 1238695, 2477390, 4954780, 7184431, 14368862, 28737724, 35922155, 71844310, 143688620]

約数ペア:

[(1, 143688620), (2, 71844310), (4, 35922155), (5, 28737724), (10, 14368862), (20, 7184431), (29, 4954780), (58, 2477390), (116, 1238695), (145, 990956), (290, 495478), (580, 247739)]