55441240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72949}}^1$

素因数の和:72979

約数の個数: 32

約数和(自身を含む): 131310000

約数和(自身を除く): 75868760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 72949, 145898, 291796, 364745, 583592, 729490, 1386031, 1458980, 2772062, 2917960, 5544124, 6930155, 11088248, 13860310, 27720620, 55441240]

約数ペア:

[(1, 55441240), (2, 27720620), (4, 13860310), (5, 11088248), (8, 6930155), (10, 5544124), (19, 2917960), (20, 2772062), (38, 1458980), (40, 1386031), (76, 729490), (95, 583592), (152, 364745), (190, 291796), (380, 145898), (760, 72949)]