20358310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15307}}^1$

素因数の和:15340

約数の個数: 32

約数和(自身を含む): 44087040

約数和(自身を除く): 23728730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15307, 30614, 76535, 107149, 153070, 214298, 290833, 535745, 581666, 1071490, 1454165, 2035831, 2908330, 4071662, 10179155, 20358310]

約数ペア:

[(1, 20358310), (2, 10179155), (5, 4071662), (7, 2908330), (10, 2035831), (14, 1454165), (19, 1071490), (35, 581666), (38, 535745), (70, 290833), (95, 214298), (133, 153070), (190, 107149), (266, 76535), (665, 30614), (1330, 15307)]