1640482895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{401587}}^1$

素因数の和:401654

約数の個数: 16

約数和(自身を含む): 2120384640

約数和(自身を除く): 479901745

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 401587, 2007935, 7630153, 17268241, 38150765, 86341205, 328096579, 1640482895]

約数ペア:

[(1, 1640482895), (5, 328096579), (19, 86341205), (43, 38150765), (95, 17268241), (215, 7630153), (817, 2007935), (4085, 401587)]