304818520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401077}}^1$

素因数の和:401107

約数の個数: 32

約数和(自身を含む): 721940400

約数和(自身を除く): 417121880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 401077, 802154, 1604308, 2005385, 3208616, 4010770, 7620463, 8021540, 15240926, 16043080, 30481852, 38102315, 60963704, 76204630, 152409260, 304818520]

約数ペア:

[(1, 304818520), (2, 152409260), (4, 76204630), (5, 60963704), (8, 38102315), (10, 30481852), (19, 16043080), (20, 15240926), (38, 8021540), (40, 7620463), (76, 4010770), (95, 3208616), (152, 2005385), (190, 1604308), (380, 802154), (760, 401077)]