38647900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20341}}^1$

素因数の和:20374

約数の個数: 36

約数和(自身を含む): 88284280

約数和(自身を除く): 49636380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 20341, 40682, 81364, 101705, 203410, 386479, 406820, 508525, 772958, 1017050, 1545916, 1932395, 2034100, 3864790, 7729580, 9661975, 19323950, 38647900]

約数ペア:

[(1, 38647900), (2, 19323950), (4, 9661975), (5, 7729580), (10, 3864790), (19, 2034100), (20, 1932395), (25, 1545916), (38, 1017050), (50, 772958), (76, 508525), (95, 406820), (100, 386479), (190, 203410), (380, 101705), (475, 81364), (950, 40682), (1900, 20341)]